http://universalco2.com/ Universal CO2 - Blog RSS Feed 2.0 en-us Thu, 09 Apr 2026 02:05:24 GMT Thu, 09 Apr 2026 02:05:24 GMT http://universalco2.com/blog/12225/The-Green-Advantage--Optimizing-CO2-Levels-for-Maximum-Indoor-Crop-Yields blog In the ever-evolving world of agriculture, innovative methods are emerging to meet the growing demand for sustainable food production. Among these, controlled environment agriculture (CEA), including indoor farming techniques like greenhouses and vertical farms, has gained significant traction. A key factor that plays a pivotal role in the success of indoor farming is maintaining optimal carbon dioxide (CO2) levels. In this post, we'll explore why maintaining these levels is crucial for maximizing crop yields and the numerous benefits it offers to indoor farmers. The Photosynthetic Powerhouse At the heart of every plant's growth journey lies a process known as photosynthesis. It's a remarkable dance of energy conversion, where plants use sunlight to synthesize carbohydrates that fuel their growth. Central to this process is CO2, a vital ingredient that plants absorb from the atmosphere. Maintaining optimal CO2 levels acts as a catalyst, ramping up photosynthesis rates and resulting in a cascade of benefits for indoor crops. Yield Boost: More Than Just Numbers The promise of higher crop yields is a dream come true for any farmer, and optimal CO2 levels can turn this dream into reality. Studies have demonstrated yield increases ranging from 20% to 40% and beyond, depending on the crop type and variety. Imagine the potential – a world where indoor farmers can produce substantially more food, contributing to food security and sustainability. Efficiency Redefined Indoor farming isn't just about growing more; it's about growing smarter. With the right CO2 levels, plants become more efficient in resource utilization. Water-wise practices are crucial, especially in regions where water scarcity is a pressing concern. Elevated CO2 concentrations allow plants to regulate water loss through tiny leaf pores called stomata, reducing transpiration and conserving precious water resources. Accelerated Growth, Bountiful Harvests Time is of the essence in agriculture, and optimal CO2 levels can accelerate growth cycles. Shorter growth periods mean more rounds of crops within the same timeframe. Indoor farmers can embrace efficiency, maximizing production potential and reaping bountiful harvests throughout the year. Strengthening Resilience Nature can be fickle, but with the right CO2 levels, indoor crops gain a significant advantage. Stressors like high temperatures, diseases, and pests become more manageable as plants develop enhanced stress tolerance. Indoor farmers can foster healthier, hardier crops that withstand challenges and ensure consistent yields. The Energy-Efficient Equation Energy consumption is a crucial consideration in indoor farming. Artificial lighting, ventilation, and other systems require energy inputs. Optimized CO2 levels can enhance energy efficiency by accelerating photosynthesis, potentially reducing the time that artificial lights need to be on. This translates into energy savings and a more sustainable operation. Cultivating Carbon Solutions The benefits of maintaining optimal CO2 levels extend beyond yield optimization. Indoor farming systems have the potential to sequester carbon dioxide from the atmosphere, contributing to global efforts to combat climate change. By nurturing plants that capture and store CO2, indoor farmers play a dual role – producing food and being stewards of the environment. Consistency, Quality, and Beyond One of the hallmarks of indoor farming is precision control over environmental conditions. Maintaining optimal CO2 levels contributes to crop consistency, uniform growth, and higher crop quality. The controlled environment minimizes the uncertainties associated with outdoor farming, offering a reliable pathway to success. In conclusion, the importance of maintaining optimal CO2 levels cannot be overstated in the realm of indoor farming. From supercharging photosynthesis and boosting yields to resource efficiency, shorter growth cycles, stress resilience, energy savings, and environmental stewardship, the advantages are multifaceted. As the world grapples with the challenges of feeding a growing population sustainably, indoor farming emerges as a beacon of hope – a transformative solution that empowers farmers to maximize crop yields while fostering a greener, more resilient future. Wed, 16 Aug 2023 06:00:00 GMT http://universalco2.com/blog/12225/The-Green-Advantage--Optimizing-CO2-Levels-for-Maximum-Indoor-Crop-Yields http://universalco2.com/blog/12226/Unveiling-the-Magic-of-Photosynthesis--Carbon-Dioxide-s-Crucial-Role-in-Crop-Growth blog In the world of plants, a remarkable dance of energy conversion takes place - a phenomenon known as photosynthesis. This intricate process serves as the driving force behind the growth and vitality of crops, providing us with the food we depend on. At the heart of this natural magic lies a humble yet essential molecule: carbon dioxide (CO2). In this blog post, we'll delve into the captivating journey of photosynthesis and unveil the pivotal role that carbon dioxide plays in crop growth. The Symphony of Sunlight and Green Pigments Photosynthesis is the ultimate alchemy that transforms light energy into the very building blocks of life. It's a symphony conducted by the sun's rays and performed by the plants themselves. The stage for this grand performance is set within the plant's leaves, where a green pigment called chlorophyll takes the spotlight. As sunlight kisses the chlorophyll molecules, an enchanting chain reaction begins, igniting the process of photosynthesis. Carbon Dioxide: The Elemental Partner Enter carbon dioxide, the unsung hero of this botanical ballet. Carbon dioxide, a colorless and odorless gas abundant in our atmosphere, steps onto the scene as a vital co-star in photosynthesis. It's absorbed by tiny pores called stomata on the plant's leaves, beginning a transformative journey that underpins crop growth. The Crucial Steps Absorption and Conversion: Carbon dioxide is absorbed through stomata and diffuses into specialized cell structures called chloroplasts. Here, it encounters the mighty chlorophyll, which captures the sun's energy and converts it into chemical energy. Synthesis of Carbohydrates: With energy in hand, the plant gets to work synthesizing carbohydrates (sugars) from carbon dioxide and water. These carbohydrates serve as the plant's energy currency, fueling its growth, development, and various physiological processes. Oxygen Release: As a byproduct of photosynthesis, oxygen is released into the atmosphere. This is the very oxygen we breathe, sustaining life not only for plants but for all animals as well. The Crop Connection: Carbon Dioxide's Impact on Growth Now, let's connect the dots between photosynthesis, carbon dioxide, and crop growth. The relationship is nothing short of intricate and fascinating: Fueling Growth: Carbohydrates, the precious products of photosynthesis, are the fuel that drives crop growth. These sugars are channeled to different parts of the plant, promoting root development, flowering, fruiting, and overall biomass accumulation. Yield Maximization: Higher levels of carbon dioxide in the environment turbocharge photosynthesis, leading to increased carbohydrate production. This, in turn, translates to higher crop yields. Indoor farmers have harnessed this connection to their advantage, maintaining optimal CO2 levels to produce bumper harvests. Resource Efficiency: The efficient use of resources, such as water and nutrients, is crucial for sustainable agriculture. Optimal CO2 levels improve water-use efficiency by reducing water loss through transpiration, making crops more resilient in water-scarce conditions. Stress Resilience: Adequate carbon dioxide levels bolster a plant's ability to withstand stressors like heat, pests, and diseases. This resilience is a key factor in ensuring consistent crop growth and quality, especially in controlled indoor environments. A Greener Future As we unravel the captivating dance of photosynthesis and its intricate connection to carbon dioxide and crop growth, we gain a deeper appreciation for the harmony of nature. This symbiotic relationship between plants and CO2 highlights the potential of sustainable agriculture to meet the demands of a growing world population. By understanding and harnessing this connection, we open doors to innovation in indoor farming, greenhouse cultivation, and beyond. The optimization of CO2 levels becomes a strategy not only for yield enhancement but for fostering a greener, more resilient future where crop growth and environmental stewardship go hand in hand. As we celebrate the marvels of photosynthesis, let's embrace the power of carbon dioxide as a driving force behind the nourishment of our planet. Wed, 16 Aug 2023 06:00:00 GMT http://universalco2.com/blog/12226/Unveiling-the-Magic-of-Photosynthesis--Carbon-Dioxide-s-Crucial-Role-in-Crop-Growth http://universalco2.com/blog/12222/About-CO2-Sensor-Accuracies blog About Sensor Accuracies CO2 Monitoring & Enrichment Control Systems Introduction This guide is designed to provide valuable insights into the variations you may encounter when using multiple carbon dioxide (CO2) sensors from different manufacturers in the same room or facility. It is not uncommon for each sensor to display a different CO2 reading for the same CO2 level present in the environment. These variations in readings can range from minor to more pronounced. Despite these differences, it's essential to understand that each sensor's readings may still be considered accurate based on the manufacturer's stated accuracy specifications. Throughout this document, we will delve into the factors influencing these variations and why understanding these nuances is crucial for optimal performance and decision-making in your indoor agriculture applications. Accuracy & Precision Accuracy is the degree of closeness between a measured value and the actual value of the parameter being measured. More simply, accuracy indicates how well a sensor can provide readings that are close to the real values of the quantity it is designed to detect. The accuracy of a sensor is typically expressed as a percentage or a specific value, indicating the maximum allowable deviation from the true value. A highly accurate sensor will provide readings that closely match the actual measurements, while a less accurate sensor may have greater discrepancies between its readings and the true values. Achieving and maintaining accuracy in sensor readings is crucial for making informed decisions, ensuring safety, and optimizing the performance of various systems and applications. Precision refers to the degree of consistency in the measurements provided by a sensor. It indicates how closely multiple readings taken by the same sensor, under identical conditions, are clustered around a specific value. A highly precise sensor will yield very similar readings for the same measurement, demonstrating low variability between measurements, while a less precise sensor may produce more widely spread readings, showing higher variability between measurements. Precision provides insight regarding the consistency and reliability of a sensor's data, highlighting how well it can reproduce the same measurement result when exposed to the same conditions repeatedly. While precision is crucial for obtaining reliable data, it is essential to note that high precision does not necessarily guarantee high accuracy. A sensor can be precise (showing consistent results) without being accurate (yielding results close to the true value). Both accuracy and precision play vital roles in the overall reliability and usefulness of sensor data for decision-making, analysis, and control purposes.    Other Factors to Consider For the sake of brevity, this guide will focus on informing users about accuracy and precision and how these two measurement fundamentals impact sensor readings. However, it's important to acknowledge that several other measurement fundamentals also affect sensor readings. Ensuring your sensors are of high quality, installed per manufacturer recommendations, and maintained accordingly is crucial. These additional factors include sensitivity, resolution, offset, linearity, hysteresis, drift, temperature dependence, humidity dependence, pressure dependence, and response time. Each sensor has differing values for these factors, which can influence its performance in your operation. While it is not necessary to consider each of these factors when selecting sensors for specific applications, understanding that factors beyond accuracy and precision can impact sensor readings is essential. Universal Controls designs each control system by carefully balancing these factors, pricing, and application to choose the best sensors for your specific needs.   Sensors Provided by Universal Controls In the table below you will find the accuracy specifications for four (4) different CO2 sensors from different manufacturers. Every sensor manufacturer provides a list of specifications in what is called the "data sheet" for their equipment, which is where the range and accuracy data has been pulled. SENSOR RANGE (PPM) ACCURACY EXAMPLE: CO2 LEVEL IN ROOM (PPM) EXAMPLE: CO2 VALUE AT SENSOR (PPM) UC-D5000 0 – 5,000 ± 40 ppm ± 3% of reading 1,900 1,803 – 1,997 UCSENS-CMBO-IND 0 – 5,000 ± 50 ppm ± 3% of reading 1,900 1,793 – 2,007 UCSENS-HNDHLD 0 - 10,000 ± 2% of reading 1,900 1,843 – 1,957 UCSENS-IND-NEP 0 – 5,000 Greater of: ± 5% of reading, or ± 2% of scale 1,900 1,805 – 1,995 In the example above, when each sensor is calibrated correctly following the manufacturer's instructions, the CO2 value provided by the sensor (far right column) is valid, even if it does not read exactly 1,900 ppm. For the final sensor, UCSENS-IND-NEP, the manufacturer specifies an accuracy of "± 5% of reading, or ± 2% of scale." This means that the user must consider both accuracies and choose the higher (worse) value when determining if the sensor reading is accurate. As sensors operate over time, the accuracy of their readings may decrease due to "drift." To correct readings that fall outside the acceptable accuracy range, sensors are either replaced or calibrated. Please see the section "Sensor Calibration" for more information on this topic. The data sheets for each sensor shown above can be found at the end of this document. Sensor Calibration When a sensor's readings consistently fall outside the acceptable range, it's time to perform maintenance. Calibration of a sensor involves exposing its sensing element to a known environment and adjusting its programming accordingly, typically through a two-point calibration. Universal Controls does not recommend 'automatic background calibration' (ABC) as it's not a true calibration method. Instead, ABC relies on statistical analysis, which can exaggerate drift in sensor readings over time. It's important to note that the International Fire Code requires gas monitoring system sensors, like those used in carbon dioxide monitoring and enrichment, to be calibrated at installation and according to manufacturer specifications (Section 916.11 Inspection, testing, and sensor calibration). Universal Controls provides two-point calibratable sensors in our gas monitoring systems to meet strict safety requirements. However, for other systems, like environmental controls, different calibration requirements from manufacturers may be suitable. The calibration of sensors is vital to ensure accurate and reliable readings in your facility, promoting safety and efficiency in your operations. Tue, 15 Aug 2023 06:00:00 GMT http://universalco2.com/blog/12222/About-CO2-Sensor-Accuracies http://universalco2.com/blog/6941/What-is-CO2- blog Often, we are asked, "What is CO2, really?" Although this gas is vital for any competitive indoor grow operations, it remains a bit misunderstood. Within this miscomprehension exists a range of approaches from genuine fear on one end all the way to overuse on the other.  In an effort to have safe work environments and increase efficiency, let's begin with the basics and work our way towards proper usage.  Carbon Dioxide is a naturally occurring odorless gas in the atmosphere that develops from the oxidation of carbon, a primary component of photosynthesis. Often this inert gas is thought to be combustible.  It will not ignite when exposed to fire or heat. CO2 is absorbed from the atmosphere by plant life, as it is an essential part of their biological cycle. This is why enriching your indoor cultivation with CO2 is so beneficial and necessary, as, without CO2 Enrichment, you can starve your plants of an essential element of their environment. CO2 is measured in Parts Per Million (ppm) and can also be misunderstood. The outdoor environment consists of a level between 300 and 400 ppm of CO2. Opinions differ on what the 'optimal' level of CO2 is in an indoor cannabis cultivation space, but depending on the facility's grow team, we typically see Enrichment Setpoints between 1100-2000 ppm. Taking into account your local fire code, Universal Controls' CO2 Safety Systems are designed to alert you to a rising level of CO2 at 5000 ppm and shut down enrichment. Here is a breakdown of physical effects based on CO2 ppm levels: What are average dangerous co2 levels?   5,000 ppm (0.5%) OSHA Permissible Exposure Limit (PEL) and ACGIH Threshold Limit Value (TLV) for 8-hour exposure 10,000 ppm (1.0%) Typically, no effects, possible drowsiness 15,000 ppm (1.5%) Mild respiratory stimulation for some people 30,000 ppm (3.0%)  Moderate respiratory stimulation, increased heart rate and blood pressure 40,000 ppm (4.0%) Immediately Dangerous to Life or Health (IDLH) 50,000 ppm (5.0%) Strong respiratory stimulation, dizziness, confusion, headache, shortness of breath 80,000 ppm (8.0%) dimmed sight, sweating, tremors, unconsciousness, and possible death As you can see, although higher CO2 ppm's are something to consider, as it relates to life safety, levels need to be much higher than ideal plant conditions, and the individual must be negligent to remain in a space with a Safety System alerting them to these levels.  Let's discuss increasing your crop productivity as well as increasing optimal temperature for growth. Enriching your crop with CO2, Universal Controls can increase yield by up to 40%.  With such a large potential for increase in yield, optimization techniques can have a significant impact on your bottom line. Utilizing automated systems to detect and monitor your indoor or greenhouse environment allows for integration of the different environmental factors; a provident component within your grow facility as well as understanding why it is necessary to have advanced systems. To achieve full utilization of the CO2 being introduced into your grow space, these advanced systems are critical to ensure you keep all environmental factors balanced to optimize your crop. As you raise the CO2 levels in your grow space, you need to increase temperature and available light to enable the plant metabolism to make use of the extra CO2 and deliver the highest yields.   The cultivation industry has been exploding with new technologies and automation. With the innovation of improved lighting systems, environmental controls and nutrients, the amount of CO2 is a crucial factor for maximum growth of plants. While keeping the other growing conditions ideal, supplemental CO2 can provide improved plant growth.    Fri, 05 Nov 2021 06:00:00 GMT http://universalco2.com/blog/6941/What-is-CO2- http://universalco2.com/blog/6802/LED-LIGHTS--THE-UNIVERSAL-LiT-WAY blog LED LIGHTS, THE UNIVERSAL LiT WAY. Universal LiT LED lights are one of the most vital factors within any indoor cultivation operation. Some of the reasons cultivator choose LEDs over traditional options are electricity savings, greater control, and longevity.  LED grow lights consume fewer watts to produce the same amount of usable light as HID bulbs. A head grower can use LEDs to deliver more PAR to their plants per watt of electricity. The energy savings that growers can expect from using a very efficient LED grow light, instead of an HID grow light, can be around 48%. Not only do they make a difference in energy efficiency, they also have positive effects on plant health. LED lights have a larger range of usable light while decreasing the risk of overheating the space. HPS lights give off an incredibly large amount of heat, while also needing replacement up to every six months, creating issues and limitations that cultivators shouldn't have to worry about so often.  Universal LiT LEDs help to keep the environment sustainable while also decreasing the workload of your HVAC system and other environmental control elements. Head Growers have reported a reduction of 50% in air conditioning costs when switching to LEDs. Not only does the A/C reduction stem from the efficient lighting technology of LEDs, but growers can run their grow room temperatures up to 10° F warmer when using LED grow lights. Many Head Growers, using LED lights,  report faster flower growth and development with some strains finishing up to 5 days sooner. Spectrum & Dimming control are incredibly unique features to LED grow lights, as well as scheduling and timing built into the lighting controls, giving you many more nuanced options within your cultivation process.  Ask us how you can get the newest, most efficient aspect of LED lights in your grow room, with Universal CO2. Mon, 04 Oct 2021 06:00:00 GMT http://universalco2.com/blog/6802/LED-LIGHTS--THE-UNIVERSAL-LiT-WAY http://universalco2.com/blog/6778/Sensor-Calibration- blog Life safety and increased crop yield are at the center of why annual CO2 sensor calibrations are so important. Let's break down what goes into a proper sensor calibration.  What is being measured? A CO₂ sensor installed as part of a commercial office building measures CO₂ levels for comfort in ranges from 350ppm to about 450ppm. Outside air is about 400 ppm and a maximum indoor comfort level is about 1,000ppm. A CO₂ sensor installed as part of an indoor agricultural enrichment system will be measuring a higher and wider range of CO₂ levels, not only for effective enrichment, but also for life safety. Therefore, the sensor must have a wider range of sensitivity. A level of CO₂ of 1500ppm is the average for an enriched crop environment. Sensors used in this environment must not only detect the most accurate enrichment levels, but also must activate horn/strobe when levels are dangerous. The maximum safe level of CO₂ exposure in an industrial environment is 5,000ppm over an eight-hour period, according to OSHA. The Universal CO2 Monitoring System adheres to local and national fire code. Building occupants are alerted to CO2 levels greater than 5,000ppm which gives your employees ample time to move to a safe location and attempt to identify the cause of the gas accumulation. At this alarm level, the safety valve closes. This will prevent the build-up of more CO2. Universal CO2 supplies and installs a variety of sensors that have a range from 5,000 to 50,000 ppm spans, depending on code requirements. What can cause inaccuracy of CO2 sensors?  The method of sensor calibration (field calibration versus auto-calibration, more on this in a bit)  Frequency of calibration  Quality of manufacturing   Environmental factors  Exposure to water and airborne pollutants  Harm to the sensor Are my CO₂ sensors accurate? Not all sensors are created equal. Self-calibrating sensors were initially developed for office environments and do not adapt well to the grow space, which can lead to counterproductive behaviors. They automatically calibrate by comparing themselves with ambient atmospheric conditions, which are very different from the artificial environments created in a cultivation facility. Depending on your local air quality, temperature, pressure, elevation, etc. these sensors have the potential to distort gas readings within your facility thus driving up or down your CO2 ppm and ineffectively maintaining your grow room CO2 levels. Have you ever wondered why your crop yield isn't what it used to be?  Universal CO2 supplies and installs high quality, field calibrated CO₂ sensors that have been tested by our trained engineers to provide our customers with the utmost accurate enrichment via systems that are code compliant and safe for working conditions. Our calibration process tests the sensor against up to three different laboratory grade reference gases certified at specific ppm levels to accomplish a true and accurate calibration.  Accuracy is determined by repeatedly testing the sensor against a reference gas with a known ppm value. All readings are recorded, and then the range of readings defines the sensor's accuracy.  How do I know if my sensors need calibration? Depending on the sensor manufacturer specifications, most CO2 sensors need calibration one to two times per year. Also, your system and facility will tell you. Are you gassing more than usual? Is your crop yielding less than the typical amount? Are your rooms alarming for no apparent reason? If the answer to any of these questions is "Yes" then the first place to start to remedy these situations is a sensor calibration.  No matter the location of your facility, Universal CO2 can provide you high quality sensors and calibration solutions.  Mon, 20 Sep 2021 06:00:00 GMT http://universalco2.com/blog/6778/Sensor-Calibration- http://universalco2.com/blog/6741/Design--Manufacture--Install---Service- blog As the leader in automated grow systems for the cannabis industry, Universal Controls LLC saves our customers time and money every step of the way. Our full project process guides you, the customer, through design, manufacturing, installation, and service. Owners, project managers, and constructions teams can rest assured that our automated CO2 systems are reliable and complete.  Everything begins with our dynamic sales team developing estimates for exactly what you require from your system. Once the parameters of the project are determined the Universal Controls Engineering Team steps in to fully design all specifications of the CO2 Control Panel, CO2 Safety Components, as well as CO2 Enrichment Distribution. Our design team works directly with you and your team to finalize every detail of the system to ensure that the permitting process with your local fire department is as smooth and swift as possible.  Now that the system has been designed, our team of highly trained technicians quickly manufacture your custom system and ready it for delivery. Your shipment will include all the necessary components for full monitoring and enriching CO2 system. Can you say that about the competition?  Within your construction schedule, our installation team can be onsite to install your system quickly and painlessly with plenty of time to ensure inspection completion and plant delivery.  Our offerings don't stop there! Once the system is put in place, our engineers test and commission the system so you know that when we hand it over to you and your team it's ready to go just as you've requested.  But wait there's more! Once we've commissioned your system, we then move into a highly supportive monthly system service packages to ensure that you've got a team of specialists at the ready in case you need help.  Why go anywhere else when Universal Controls LLC offers the best complete systems, full project process, and robust customer support?  Let's get growing! Tue, 07 Sep 2021 06:00:00 GMT http://universalco2.com/blog/6741/Design--Manufacture--Install---Service- http://universalco2.com/blog/6629/New-CO2-Website blog Launched! UniversalCO2.com This past year has been uniquely challenging; but it has also given us more opportunities and exciting transformations for Universal CO2. With the constant flow of new projects, as well as preserving our existing client facilities, we are consistently implementing new innovations to the grow space: CO2 Safety Monitoring and Enrichment, Full Environmental controls, Irrigation, and Nutrient Delivery systems.  With the growing demand for quality cannabis, Universal CO2 has the advanced automation technology, production, and customer service to fulfill your every need. When improving your plant health and overall crop yield, remember, UniversalCO2.com.  Design. Manufacturer. Install. Service.  Maximizing your facility's full potential is the reason Universal CO2 exists. By adhering to all national design and local fire code standards, we customize every system to your exact and specific needs. Our experts work tirelessly to research and develop new technologies in order to up-level cultivation facilities. Universal CO2 continuously supports the cannabis industry by bringing products and solutions to market; such as Universal's No Flobox and Universal LiT LED cultivation lights. We excel at bringing you high quality automated systems that are easy to use, efficiently smart, safe for your staff, and will help your plants produce the highest quality flower on the market. Universal CO2 is THE company to allow you to improve your indoor cultivation facility. Let us reduce your labor cost and increase your yield of plants, let us help you improve, every step of the way. Check us out today to start enriching the Universal way. Grow your business for the future, with Universal CO2! Mon, 02 Aug 2021 06:00:00 GMT http://universalco2.com/blog/6629/New-CO2-Website