Box Fan Air Filter - Poly 20x20 Pack of 12 Garden Accessories Our Greenhouse Film features a

Our Greenhouse Film features a semi-clear finish that provides excellent light diffusion to aid in overall plant growth

When paired with a 20 liter pail of ONA Gel

*Wireless range can be affected by walls and plant canopies

Activated by humidity (35%) and /or by lightly misting with water or you can add a moist sponge to a folded GRAND DADDY PAD

Box Fan Air Filter - Poly 20x20 Pack of 12 Garden Accessories Our Greenhouse Film features aNordic Pure polyester box fan air filters do not allow the growth of bacteria, fungi, mildew or mold which will help improve your indoor air quality. Our box fan air filter media has a permanent electrostatic charge which will attract and trap the dust and stop it from being blown through your box fan and back into your home or office. This air filter is made of a 1 8" thick, flat polyester media not a pleated air filter. It will attach flush to the