The Master Flash Electrical Mast Connection is a simple solution to flashing a penetration through a residential roof that requires a wrap-around installation. It wraps easily around existing or hard to reach penetrations and offers a built-in 20° pitch for slanted roofs.

• Marked with dimensions to allow for easy sizing to fit each individual application
• Fits 0 in. - 5-3/8 in. (0 - 136 mm) pipes
• 15 in. base
• Made of black EPDM rubber or high-temp red or gray silicone specially compounded to be resistant to ultraviolet rays, cracking & weathering