#5 Multi-Flash Pipe Flashing Boot, Retro-Style GRAY EPDM with Square-Base. 10-3/4 x 10-3/4 inch Base, 4-5/8 High. Retro fits 4 to 8-1/4 OD Pipes, or Standard Over-the-Top fits 3-1/2 to 8-1/4 inch OD Pipes. Price/Each.
Retrofit flashings (also called a split flashing/or split boot) are used in applications where you cannot slide the flashing over / down a penetration. The retrofit flashing is split which allows you to wrap around the pipe penetration and seal.
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