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Knock On Glass

Fabrication & installation of shower doors and enclosures, wall mirrors, glass railings, Herculite doors, windows, storefronts, skylights, shelves and much more!

Answers from contractors near Brooklyn, NY

Spray foam attic ceiling to make it a conditioned space
Feb 8, 2016
We've done this application numerous times in southeastern PA with one subtle change, we use closed cell foam insulation directly against the underside of the roof sheathing. Open cell will continue t ... read more

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