Ply Gem 5-1/4" x 7" White Vinyl Mounting Blocks Pack options:Pack of 1 permanently repairs: EPDM (Ethylene Propylene

permanently repairs: EPDM (Ethylene Propylene Diene Monomer)

downspout extender

Minimum thickness is 45 mil

offering a versatile solution for attaching joists and rafters

Ply Gem 5-1/4" x 7" White Vinyl Mounting Blocks Pack options:Pack of 1 permanently repairs: EPDM (Ethylene PropyleneThe split recessed J Block mounting block has a patented hinge that allows for ease of installation without removal of electrical receptacles and water faucets. Manufactured with ultraviolet stabilized color, minimizing the effects of exposure to the elements. Compatible with all siding profiles. Rich textured appearance. Surface dimensions: 5 1 4" x 7". Flange dimensions: 5 7 8" x 7 1 2". J Channel internal dimension: 3 4" adjusts to 1 1 4".