and Scientific Freeze Dryers

Corrosion-resistant coated steel hub

Designed specifically for Alton greenhouses

The stylish and durable design features a durable corrosion resistant powder coated aluminum frame in basalt-Gray and 6mm twin-wall polycarbonate roof panels with gray glazing to block harmful UV rays while allowing diffuse light to filter through

Snow load of 30 lbs/sqft - one of the strongest do-it-yourself buildings

Janssens | Side Window Fly Screen FURNITURES and Scientific Freeze DryersThe Janssens Side Window Fly Screen is an optional addition to your push open tilt out side window in your Janssens greenhouse. They are mounted inside of the greenhouse. They include a slot brush "seal" opening for the window operating device. Factory assembled only need to insert. Note that if you are mounting your window in the corner of a Victorian greenhouse where there is a diagonal wind brace, and thus the window opener is offset to the side to