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Spray foam and high-quality sealant bridge all of the gaps between the framing, shims, and window for a durable and energy-efficient installation.

Flash the sheathing around the buck to the window opening with tape or liquid flashing before installing the exterior foam insulation.

Use a manufacturer-approved type of sealant to bond the window to the preliminary flashing before setting, squaring, and fastening the window to the framing.

Mask off the window to keep things clean before using liquid flashing to seal the window flanges to the wall.

Spray foam and high-quality sealant bridge all of the gaps between the framing, shims, and window for a durable and energy-efficient installation.

After installing the water-resistive barrier, cut the window opening and then use bevel siding and tape to create a positive-slope sill.

Use a manufacturer-approved type of sealant to bond the window to the water-resistive barrier before setting, squaring, and fastening the window to the framing.

Apply and roll strips of a compatible flashing tape up the sides and across the head of the window for a weathertight installation.

Spray foam and high-quality sealant bridge all of the gaps between the framing, shims, and window for a durable and energy-efficient installation.

After installing a fully adhered membrane, cut the window opening, fold in the sides, and use bevel siding and tape to create a positive-slope sill.