3M™ Indoor Window Insulator Kit - Oversized Window, 2149W-6, X Large Window 16 X 25 X 4 Certified to the latest UL

Certified to the latest UL 217 standards and approved by the California State Fire Marshal

Compliance ASME Boiler and Pressure Vessel Code Included Accessories Four ¼” Universal Couplers ===

680 CFM 5

Several units can link together to create a modular and customized solution

Attic Connector Type F-Connector Range Up to 100 miles Typical Reception Area Urban Metro

3M™ Indoor Window Insulator Kit - Oversized Window, 2149W-6, X Large Window 16 X 25 X 4 Certified to the latest UL[shortdesc] Product Type Indoor Window Insulator Kit Window Size XL Fits 6'8" x 19. 5' (Oversized) Film Size 7' x 19. 7' x 0. 75 mil Tape Included 1 2" x 27. 7 yd Coverage 1 Window [ shortdesc] Indoor Window Insulator Kit Oversized Window with Heat Shrink Film & Scotch Mounting Tape The 3M Indoor Window Insulator Kit 2149W 6 is designed to keep cold drafts out and warm air in, helping reduce heating costs throughout the winter season. Featuring