GTS Builders Supply Inc.

Since 1968

4701 Veterans Hwy. Holbrook, NY

631-585-7171

Fully Stocked Lumber & Mason Yard

34,973
Thousands of items in stock in our store and 3 acre yard !

GTS Builders Supply Inc. 2010

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Rebar-

  • (grade 60) 20' lengths
  • #3 thru #8 
  • cut and bent to order

Remesh-

  • Rolls 5' x 150' (750 sq. ft. roll)
  • 5' x 10' Matts(6x6-10-10, 6x6-6-6, 6x6-4-4, 4x4-4-4)

Bilco Basement Windows and Doors-

  • 8" and 10" wall    -   32" x 20"  Window

Gordon Basement Doors

Steel & Vinyl Foundation Vents ( 8" x 16" )-

  • 8", 10", 12"

Flood Vents ( 8" x 16" )-

  • Mumford Vents
  • Smart Vent ( Stainless Steel )

Concrete Chairs- 

  • 5' continuous runners
  • 2" , 3" , 4" , 6"

Bag and Bar-ties-

  • 5" , 6" , 8"

Calcium Chloride ( Flakes or Pellets )-

  • 50lb. bags

HiGro Guard ( winter admixture )-

  • 1 Gal.
  • 5 Gal.

Expansion Joints-

  • 3" thru 36" x 10' Black Felt Expansion Joints
  • 4" x 10' Black Rubber Flexible Expansion Joints
  • 4" x 10' Homosote Expansion Joint
  • 1/2" Void Cap
  • Mortex Vinyl Expansion Joints

Poly     4 mil, 6 mil & 10 mil 

10' x 100' , 20' x 100' , 40' x 100'

Reinforced Poly

10 x 100 , 24 x 100

Hay Bales

Dow Foam Insulation-

  • 1" , 2" , 4"
  • 24" x 96" pcs.

Foundation Bolts-

  • 1/2" x 8", 10", 12", 16", 18" lengths
  • 5/8" x 12", 18", 24" lengths
  • 3/4" x 12", 18", 24" lengths

Galvanized Foundation Bolts

  • 1/2" x 12"
  • 5/8" x 12"      

Simpson Strong Tie Products-

  • Corner Hold Downs
  • 4 x 4 & 6 x 6 Post Anchors

Duraform Snapties-

  • 8" thru 120"
  • Steel Dog Accessories
  • 10" Form Brackets

Euclid Chemical / Tamms-

  • Form Shield - 5 Gal. & 55 Gal.
  • Horncure 30 C
  • Tammscure WB 30 D
  • Non-Shrink Grout
  • Hydraulic Cement
  • Fast Set Epoxy

Sika Products-

  • Self Leveling Caulking
  • Polyurethane Construction Sealant

Wheelbarrows- .6 cubic ft.

  • Plastic and Metal
  • Replacement Parts
  • Flat Free Tires

Foundation Coatings- (Henry Co.)

  • Trowel, Brush and Spray grade
  • 36" x 150' Yellow Glass Fabric

Magnesium Bull Floats-

  • 42" x 8"
  • 48" x 8"
  • brackets, poles, and adapters in stock

Bilco Basement Windows and Doors-

  • 8" and 10" wall    -   32" x 20"  Window
  • 36" x 60" and 48" x 48" Egress Windows in Stock
  • Scape Wells In Stock
  • Size C, B, O   Doors in Stock
  • Extensions and Stringers in Stock
  • Vinyl Basement Windows - Sliders & Egress

Gordon Basement Doors

Glen Gery Bricks

Nicolock Paving / Wall Stones-

  • complete line of all nicolock material

Concrete Blocks-

  • Hollow and Solid blocks:
    • 3", 4", 6", 8", 10", 12"

Fire Brick-

  • Red and Yellow
  • Splits and Jumbo Splits

Clay Flue Pipes-

  • 8"x8", 8" x 12", 8" x 18", 12" x 12", 12" x 18"

Stainless Steel Chimney Caps

Dampers / Clean-out doors / Ash Dumps-

  • cast iron and aluminum

Fine / Concrete Masonry Sands-

Essroc Portland Cements and Mortars- 

Bluestone Treads-

  • 2" x 12" , 14" , 16" , 18" , 24"
  • 1 1/2" x 12"

1" Thermal Blue Flagstone Pattern-

  • 12" x 12" up to 36" x 36"

Thermal and Rockface Pier Caps-

  • 2" x 24" x 24"
  • 2" x 30" x 30" (rockface only )

Irregular Flag Stone-

  • Blue/Green
  • Red
  • Arizona
 Concrete & Masonry Material

Concrete Material

Masonry Material

Jackson Metal & Plastic WheelbarrowsRolls of RemeshConcrete FloatsFoundation BoltsConcrete BlocksStainless Steel Chimeny CapsBilco Basement DoorsBilco Basement DoorsSmart Vent, Smart Foundation Flood Vent SolutionIrregular Arizona FlagstoneBasement Door LiteratureTecos & Wood ConnectorsEuclip & Tamms LiteratureSika LiteratureBilco & Gordon LiteraturePavers & Stone LiteratureSika Literature