In StockThermo/Hygrometer With CO2 Monitor
£22.46£24.95Save £2.49
In stock
or buy it now with
Free UK mainland delivery over £90.00, otherwise £6.95. Order by 2pm for same-day dispatch, Monday to Friday. Details
Questions about this product? Ask us or see delivery & returns.
Description
The Thermo/Hygrometer with CO2 Monitor is a great all-in-one device for both indoor and outdoor growers, allowing you to monitor temperature, humidity, and CO2 levels with ease. Designed to help you maintain the perfect growing environment, this tool ensures your plants thrive by providing accurate real-time data. Ideal for use in grow rooms, greenhouses, or larger setups, it helps you create and maintain the optimal conditions for healthy growth and higher yields.
- Monitors Temperature, Humidity, and CO2: Provides accurate readings of three critical environmental factors, ensuring your plants have the perfect conditions for growth.
- Real-Time Data Display: Clear, easy-to-read display shows current temperature, humidity, and CO2 levels at a glance, making it simple to monitor your grow space.
- Helps Optimise Plant Health: By maintaining ideal temperature, humidity, and CO2 levels, you can promote faster growth, improve nutrient uptake, and boost plant resilience.
- Ideal for Grow Rooms and Greenhouses: Suitable for a wide range of growing environments, ensuring your plants thrive in controlled conditions.
- Adjustable CO2 Threshold Alerts: Set custom CO2 level alerts to warn you when levels are too high or too low, allowing you to take quick action.
- Accurate and Reliable: Provides precise data you can trust, helping you maintain a consistent environment for healthier, more productive plants.
- Compact and Portable: Lightweight and easy to move around, allowing you to monitor different areas of your grow space with ease.
- Energy Efficient: Designed to consume minimal energy while delivering reliable performance over time.
Create the perfect growing environment with the Thermo/Hygrometer with CO2 Monitor. Whether you’re an experienced grower or just starting out, quality tools like these really help to ensure your plants receive the ideal conditions they need to flourish.
Key facts
| Type | Thermometer, hygrometer and CO2 monitor |
|---|---|
| Brand | Highlight |
| Measures | Temperature, humidity and CO2 |
| Alerts | Adjustable high and low CO2 alerts |
| Portable | Compact and light |
| Maker's part number | 49996 |
| Product code | 11046 |
| Category | Hygrometers |
How to use
Place the monitor at plant height in the grow space and read temperature, humidity and CO2 at a glance. Set the CO2 alerts to warn you when the level goes too high or too low.
Compare temperature and humidity with the VPD chart. Other monitors are in hygrometers.
Questions
What does it measure?
Temperature, humidity and CO2.
Can it warn me about CO2 levels?
Yes. You can set alerts for when CO2 goes too high or too low.
Growers’ guides
- VPD Chart: What Vapour Pressure Deficit Means for Your PlantsVPD explained in plain terms, with a chart by temperature and humidity, the ranges to aim for at each stage, and how to measure and control it.
- The Importance of Airflow, Temperature & Humidity in a Grow RoomCreating the perfect environment inside your grow room isn’t just a matter of comfort for your plants - it’s the foundation of healthy growth, efficient…




