Riga Greenhouse Roof Window brand_garland so that the blower can

so that the blower can blow less or more

Can be used by itself to aid soil-less hydroponic greenhouses

allowing you to maneuver with ease

Sturdy Construction: Built with a powder-coated steel frame and durable plastic joints

Riga Greenhouse Roof Window brand_garland so that the blower canMaximize the natural ventilation in your Riga Greenhouse with an extra 40 wide x 24 deep automated roof window. Designed for hands free operation, each window includes (1) automatic opener that responds to indoor temperature changes, ensuring optimal airflow without manual adjustments. (Fits Riga IIs, IIIs, III, IVs, IV and V) Riga Greenhouse Roof Window Features: Anodized aluminum frame 8mm UV coated twin wall Polycarbonate glazing Dimensions: 40 in.