Upgrade to our openable and washable grilles for ease of cleaning and adding additional insulation in winter.
RG-1422 - fits 1.0, 1.7 and 3200 units with 14.5" x 22.5" rough opening.
RG-2622 fits 3400, 4300 and 5300 units with 26.5" x 22.5" rough opening. To be used with 24 O/C joists - special construction necessary when installing with 16 O/C joists.
SI Kit Our Seasonal Insulation Kit includes the RG-2622 openable and washable grille along with a pre-cut piece of coated insulation board which fits neatly into the grille frame. Must have 24" O/C framing for proper fit.
Select the Model (size) to match your fan below.
Note: If purchasing with a WHF, the standard grille will still be included.