15.7 in x 4.9 ft Dog Door Replacement Flaps - Safe Plastic Vinyl Strip for DIY Doghouse Entry Door or Cat Door, Transparent Dog House Door Flap, Easy to Cut & Install

SAFE & DURABLE MATERIAL: This dog door replacement flap is made of high-quality PVC, durable, safe for pets, M4 level flame retardant, waterproof, tear-resistant and anti-scratch, weather-resistant, easy to clean. SUPER TEMPERATURE RESISTANT: Our plastic strip has a thickness of about 0.08in and don't harden at -40℉. It can prevent cold air indoor from escaping in summer and heat loss in winter, which is very energy-saving. CONVENIENT FOR YOUR PET: The dog door vinyl curtain strip is transparent light blue, it is convenient for small animals to enter and exit freely, avoiding that they are not clear about the location of door, which provides sufficient security. EASY TO INSTALL: First, you need to cut plastic vinyl strip for dog entry door according to the desired size, then drill 2-3 holes and finally screw on top of the dog door. Note: for better windproof insulation, please overlap 0.04in. DIY DOG/CAT DOOR: The size is about 4.9ft (L) x 13.7in (W), you can cut or overlap to use as you see fit. Note: When received, there may be some deformation and unpleasant smell. It is recommended to press it in a ventilated place for a period of time before using.