The 1,500 CFM Double Ceiling Inlet is designed to operate under negative pressure systems.
- Constructed from polyethylene with Styrofoam baffles
- 12" removable core plex insulation stop to prevent attic insulation from coming through the inlet
- A counterweighted poly door operates automatically to provide air inlet for a negative pressure system
- Easy to install
- Foolproof operation
- 1,500 CFM
- Rough Opening: 21.5" L x 18" W
- Weight: 11 lbs.
Manufacturer Part Number I-CID-1501
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