The Pemko 303AS Weatherstripping Door Seal Gasketing has a 1/4" width, 1-1/8" height, with a silicone insert, in mill finish aluminum. The 303AS Perimeter Gasketing is designed for openings with 1/16" gaps; however, each weatherstrip can seal gaps up to the depth of its seal. Ideal for interior or exterior doors.

**Quick Shipping for 36x84 & 72x84 sizes only**

Features:

• Category J gaskets for use with listed steel frames and/or classified steel-covered composite, hollow metal doors rated up to and including 3 hours; wood and plastic-covered composite doors rated up to and including 1-1/2 hours; and wood core doors rated for 20 minutes

• A rigid jamb weatherstrip is shown mounted on openings with 1/16" gaps; however, each weatherstrip can seal gaps up to the depth of its seal

• Stainless steel fasteners are standard. Other fasteners are available

• Punched on 6" center with slotted holes for adjustment