Hydrofarm Vented Humidity Dome 7.5" veg-and-bloom Reads Relative humidity (RH)

Reads Relative humidity (RH)

Free Bonus - This straw will have seeds in it still and you will have volunteer "Living Mulch" in your containers

The regulator automatically switches over to the second tank once the first one runs out (and vice versa)

Oil Vapors

All Sper Scientific immersion thermometers are made with safe red liquid to SAMA specifications for ranges and accuracy

Hydrofarm Vented Humidity Dome 7.5" veg-and-bloom Reads Relative humidity (RH)Description Product Details: This is the only dome on the market with adjustable top and side vents to better control humidity and temperature. This is the only dome on the market with adjustable top and side vents to better control humidity and temperature.: These domes fit directly onto the standard 10 x 20" cut kit trays to create a humid and warm environment ideal for cuttings and seed germination. Tall 7. 5" dome gives extra height for your