Weather-Stripping Door Seal Measuring 21 Feet, V-Shaped Q-Foam Kerf, Gray. WEATHER STRIPPING DOOR SEAL - 21 Feet gray weather stripping made of wear resistant PE material,high density dark lightproof PU foam core inside,has great corrosion,collision and resilience to deform feature. Note: This is kerf weatherstrip,please confirm the door slot you need to seal before order. PERFECT PVC FLANGE DESIGN - With rigid PVC flang,no adhesive need,eaily install,weatherstrip conform well to door frame and not easy to fall off,remain pliable in harsh temperature.Door weather stripping spine is 5/32 inch,fit for the 1/8 inch groove,seal door gaps from 1/4 inch to 9/16 inch. SAVE ENERGY REDUCE BILLS - In winter, kerf weather stripping stop heat air loss through the door jamb gaps and block outdoor cold air entry. In summer, kerf door seal improves the air conditioner colding,stop cold air loss and blocks heat air entry.Keep warm in winter cool in summer and save energy,reducing the electric bills. KEEP HOME COZY CLEAN - When installed the door insulation strip can finish a tight seal ,door frame weather stripping can block out the light, noise,draft, rain, snow, dirt, leaves, smell and prevent the creepy crawlies sneaking in your home.Bringing you a healthy, peace and comfortable living environment. FOAM STRIP WIDE APPLICATION - Door jamb weather stripping perfect for all-season sealing protection to replace the old worn out weather seal ,which can be widely applied for sealing the side slots of exterior front door, security door,sliding door, patio door, screen door, glass door, wardrobe, closet, cabinet and windows, etc. NO RISK,SATISFIED GUARANTEE - "Customer First,You Deserve The Best" is our top priority, long enough foam weather stripping to meet your needs of door's cut out,when use the kerf weatherstripping any questions please contact us,we will provide timely feedback and perfect solutions. ORDER WITHOUT RISK ? PRESS ADD TO CART!