Swimming pools designer contractor builder company Long Island NY

Custom Gunite, Vinyl & Fiberglass Pools Designer And Builder

Samples Of Our Swimming Pools Design And Construction Work

14×28 Gunite pool with sheer descends water features Merrick NY

14×28 Gunite pool with sheer descends water features Merrick NY...

16×36 Gunite pool and fiorito travertine-masonry East Islip NY

16×36 Gunite pool and fiorito travertine-masonry East Islip NY...

18×36 Gunite pool and spa with 24 inches bluestone coping and patio East Hampton NY

18×36 Gunite pool and spa with 24 inches bluestone coping and patio East Hampton NY...

18×40 vinyl pool with custom raised spa and sundeck with limestone coping and patio in lloyd harbor ny

18×40 vinyl pool with custom raised spa and sundeck with limestone coping and patio in...

19×39-Gunite pool with 24×36-bluestone stepping stone walkways Huntington Bay NY

19×39-Gunite pool with 24×36-bluestone stepping stone walkways Huntington Bay NY...

20×40-Gunite pooland 8×8 gunite spa built to work toghether sharing same e quipment Lawrence NY

20×40-Gunite pooland 8×8 gunite spa built to work toghether sharing same e quipment...

20×50 Gunite pool with autocover and Tahoe blue diamond brite Lloyd Harbor NY

20×50 Gunite pool with autocover and Tahoe blue diamond brite Lloyd Harbor NY...

20×50 Gunite pool with vanishing edges Sag Harbor NY

20×50 Gunite pool with vanishing edges Sag Harbor NY...

20×50-Gunite pool with raised spa deep end bench and sundeck Centerport NY

20×50-Gunite pool with raised spa deep end bench and sundeck Centerport NY...

Complete backyard installation with gunite custom pool bluestone coping travertine patio pavilion and outdoor kitchen Kings Park NY

Complete backyard installation with gunite custom pool bluestone coping travertine patio...

custom freeform pool with sundeck and bridge using cambridge pavers and coping mt sinai ny

custom freeform pool with sundeck and bridge using cambridge pavers and coping mt sinai ny...

custom freeform vinyl pool with natural stone waterfall and limestone patio and coping Saint James NY

custom freeform vinyl pool with natural stone waterfall and limestone patio and coping Saint James NY...

Gunite pool builders in Roslyn Harbor NY

Gunite pool builders in Roslyn Harbor NY...

Gunite pool with fiorito travertine patio and coping Massepiqua NY

Gunite pool with fiorito travertine patio and coping Massepiqua NY...

Gunite pool with fiorito travertine patio and coping Massepiqua NY

Gunite pool with fiorito travertine patio and coping Massepiqua NY...

Gunite swimming complete installation and sundeck bubbler

Gunite swimming complete installation and sundeck bubbler...

Gunite swimming pool company Kings Park NY

Gunite swimming pool company Kings Park NY...

Gunite swimming with spa sundeck and two bubblers

Gunite swimming with spa sundeck and two bubblers...

Lazy L gunite pool built with a raised spa in sundeck Souththampton NY

Lazy L gunite pool built with a raised spa in sundeck Souththampton NY...

Pool Fountain Custom Built in East Islip NY

Pool Fountain Custom Built in East Islip NY...

Backyard Design Gunite pool Masonry and landscape by Gappsi (2)

Backyard Design Gunite pool Masonry and landscape by Gappsi (2)...

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Create Your Swimming Pool Backyard Entertainment Space

The Highest Quality Swimming Pool Designs & Products



    Gappsi is a complete backyard designer from landscaping, masonry, gunite, and vinyl swimming pools, home remodeling, construction, synthetic turf, sports courts, putting greens, basketball courts, bocce courts, and dog run playgrounds. Gappsi knowledgeable and experienced personnel can help you create the yard of your dream.

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    Ovens and Appliances showroom retail stone Long Island NY

    We Sell The Following Outdoor Rated Appliances And Products

    Gappsi is Long Islands Premier Swimming Pools Company

    We provide design and construction services for custom Gunite, Vinyl, and Fiberglass swimming pools. We also provide remodeling of old gunite and vinyl pools, from re-plumbing to liner changes, and wood wall conversions. We are a group of talented and well-experienced professionals in the pool industry. Our gunite pool construction consists of installing 10 inch thick walls and 8 inches thick floors. We offer porcelain ceramics and glass tile installation for the waterline on the pool walls. We offer many types of stone materials for the pool copings, and different finishes of plaster, including white, gray, and black marble dust, quartz diamond brite, glass, and stone pebble. We offer many options of equipment, such as Salt Chlorine generators, ozone systems, gas heaters, electric heat pumps, LED lighting, DE, Cartridge and sand filters, diving boards, slides, winter mesh covers, and solar Safety auto-covers. The brands that we use are Hayward, Pentair, Autopilot, Jandy, Zodiac, Polaris, Aquacal, Raypak, and much more.

    Visit our YouTube Channel for the latest Gappsi Swimming Pools Design

    We also offer swimming pool construction services in the following areas of Eastern Long Island, Western Long, Island, North-Shore long Island, South-Shore Long Island, Suffolk County, Nassau County, Glen Cove, Hempstead, North Hempstead, Oyster Bay, Babylon, Huntington, Islip, Smithtown, Brookhaven, Southampton, Riverhead, East Hampton, Southold, Old Brookville, Old Westbury, Mill Neck, Nissequogue, Lloyd Harbor, Muttontown, Coldspring Harbor, East Norwich and both Nassau and Suffolk County.  In addition, Gappsi provides all the following products and services: Landscape Designing, Swimming pools, Home Remodeling, Sports Game Courts, Outdoor Appliances, Pavingstone Cleaning and Sealing, Holiday Lights, Epoxy Floors, Shrink Wrap Services, landscape, Natural Stone, Granite, Marble, Travertine, Limestone, Porcelain.

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