a 3-year limited warranty

and can only be ordered when ordering a Janssens greenhouse

One 2' x 2' roof vent with automatic openers

ADA-Friendly Design: Extra-wide doors ensure easy entry

16mm triple-wall polycarbonate panels

Exaco | Janssens Exhaust Fan or Air Intake Lexan Panel Steel Storage Shed a 3-year limited warrantyThe Exaco Janssens Lexan Panel: in case of glass greenhouses a Lexan panel (very high quality clear plastic looks like glass) is needed instead of tempered glass (tempered glass can't be cut or drilled). This plastic panel can be safely cut with a jigsaw to cut an opening for the in take vent or exhaust fan mounted in a gable section. UV coated. Note when ordering this: please let us know which fan you are using, where you are placing it, and which