HVAC > Indoor Air Quality (IAQ) > Venting > Mounting Blocks > Ply Gem > J-Block Mounting Block

Large J-Block Mounting Block, 12" x 8", White

Part #: 249002

Model #: FMBLOCK

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Universal J-Block Mounting Block, 8-1/2" x 7-1/2", White

Part #: 249003

Model #: UNIBLOCK

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