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Jamsill Guard is an adjustable sill pan flashing designed to prevent water damage from window and door leaks. Made from quality, high impact ABS plastics, Jamsill Guard will not deteriorate or corrode over time. Jamsill Guard’s simple design is inexpensive, easy to install, and more ‘user friendly’ than comparable products on the market. Our multi-piece telescoping design allows on-site adjustablility to fit all rough openings and features sloped weep areas to help evacuate moisture to the exterior of the structure. Jamsill Guard is bonded together in the field using PVC cement, creating a one-piece sill pan flashing beneath your door or window. Since 1983 Jamsill Inc. has provided the construction industry with the pantened Jamsill Guard sill pan flashing we are proud to say 100% of our products are made right here in the USA. With over 2 million sill pans sold, Jamsill Guard is the industry leader for sill pan flashing. Select the depth of your frame ( 4 9/16 ‘ or 6 9/16′) and the size of the pan needed. Sizes are up to 40′, up to 78′, and up to 110’. Install is simple and easy. Instructions included. If this is not the right size, search under Jamsill on this site for a full listing of all sizes available.