Product Description
To provide easy access into air ducts and units. The door was developed to provide a solid, leak proof door that is simple to install.
Benefits
- Insulated or uninsulated
- Insulated doors are recommended for negative pressure applications
- Smooth interior finish on insulated doors
- Designed and tested to withstand up to 20” w.g. positive pressure and 10” negative pressure
- Please specify when ordering doors for negative pressure applications as gasket is placed on the outside panel.
- No frame to install
- Effortless opening and closing (no tools required)
- No measuring (self-adhesive template provided)
Technical Information
Panels
The insulated Spiral Duct Access Door consists of three layers of precision stamped steel. The inside panel consists of two layers of metal which are spot welded together along the rim, encapsulating high density fiberglass insulation. Uninsulated doors have similar construction without the backing plate and insulation.
Gasket
Closed cell neoprene gasket has a service temperature range of -20° F to 200° F. The gasket is bonded to the inside of the door to insure consistent installations.
Springs
Zinc plated conical springs are installed, between the inner and outer door, to facilitate opening.
Knobs
Polypropylene molded knobs have threaded metal inserts to eliminate thread stripping. Knobs are easily turned by hand.
Bolts
Zinc plated carriage bolts are secured to the inner door.
Template
Self adhesive template is provided for the exact size of duct opening required.
