Gappsi newest addition to the cleaning and sealing division. Gappsi provides patios, driveways, walkways, steps and retaining walls restoration. We will bring your outdoor floors back to look brand new again, our state of the art steam washing system along with our exclusive sealers and cleaning products along with our talented and well trained personal

A white powder that bleeds trough the cement, grout, bricks and concrete walls and floors. That white residue is called efflorescence. it is the lime and calcium that gets brought to the surface by way or evaporation as the stones dry the water rises to the top and so is the white powder from the

Home Remodeling Company Commack NY This house was built in Commack NY by Gappsi Inc. A small cape style home was demolished, and new foundation for the extension was added to the existing Basement to accommodate the new room’s additions to build this new 5000 sq ft colonial home. The house was built with luxury

Suffolk County 27543-H1 9-10-99 to present, 15435-H1 7-1-88 to 7-1-97  Nassau County H2209100000  Southampton L002384  NYC and The Five Boroughs 1321423

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