Building Materials

Build with confidence using professional-grade materials from the region's trusted source. Our extensive inventory covers every phase of construction, from Quikrete concrete and masonry essentials to structural lumber, plywood, and OSB. We stock high-performance building envelope solutions including ZIP System sheathing, CertainTeed and Owens Corning insulation, and premium roofing and siding from industry leaders like James Hardie and Boral. Whether you are framing a new build, installing USG drywall, or designing a custom outdoor space with Trex or Fiberon composite decking, we provide the contractor-grade supplies required for lasting durability and code-compliant performance.

R.P. Lumber - Edwardsville, IL
3,996 Results
Kool SealKool Seal KS0085100-16 Patching Cement, White, Liquid, 1 gal White (Pack of 4)

Kool Seal KS0085100-16 Patching Cement, White, Liquid, 1 gal White (Pack of 4)

$153.564/Pack
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Color: White
Form
Liquid
Color
White
Net Content
1 Gal
Compositions
Calcium Carbonate, Mica, 1, 2-Benzenecarboxylic Acid, Mixed Decyl, Hexyl, Octyl Diesters, Titanium Dioxide, Crystalline Silica, Respirable Powder
Viscosity
>20.5 CSt
VOC Content
<50 G/L
Flash Point
>199.9 Deg F
Boiling Point
100 Deg C
Temperature Rating
>50 Deg F
Density
1.37
Drying Time
4 To 6 Hr
PH Range
9
Base Type
Acrylic
DamtiteDamtite 03555 Latex Waterproofer, White, Liquid, 5 gal, Pail White

Damtite 03555 Latex Waterproofer, White, Liquid, 5 gal, Pail White

$221.75Pail
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Color: White
Net Content
5 Gal
Container Type
Pail
Form
Liquid
Odor/Scent
Mild Paint
Color
White
Compositions
Styrene Acrylic Latex, Water, Calcium Carbonate, Aluminum Silicate, Titanium Dioxide, Hydrated Magnesium-Aluminum-Iron Silicate, Additives
Specific Gravity
1.56
Flash Point
>212 Deg F
PH Range
8.3 To 8.6
Density
12.99 Lb/gal
Viscosity
2900 CPs
Coverage Area
125 Sq-ft
Resists
Alkali
Application Method
Nylon Bristle Brush, Roller
Applicable Materials
Cinder, Masonry, Stucco
Application Temperature
50 Deg F
Drying Time
2 Hr Touch, 12 To 24 Hr Recoat
Boiling Point
212 Deg F
Base Type
Latex
EaveguardEaveguard HE740916 Roofing Underlayment, 65 ft L, 3 ft W, Asphalt

Eaveguard HE740916 Roofing Underlayment, 65 ft L, 3 ft W, Asphalt

$114.09Roll
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Material: AsphaltLength: 65 FtWidth: 3 Ft
Coverage Area
195 Sq-ft
Material
Asphalt
Length
65 Ft
Width
3 Ft
Thickness
1.3 Mm
Tensile Strength
42 Lb
Temperature Rating
14 To 104 Deg F
Suitable For
Flashing Around Chimneys And Skylights, Full Deck Coverage, Eaves, Valleys And Rakes, Roof-to-wall Connections, Roof Vents And Other Penetrations
DrylokDrylok 00542 Powder Waterproofer, White, Powder, 35 lb, Pail White

Drylok 00542 Powder Waterproofer, White, Powder, 35 lb, Pail White

$49.75Each
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Color: White
Net Content
35 Lb
Container Type
Pail
Form
Powder
Color
White
Compositions
Portland Cement, Quartz, Calcium Hydroxide, Titanium Dioxide, Calcium Stearate
VOC Content
0 G/L
Density
22.5 Lb/gal
Coverage Area
140 To 210 Sq-ft
Resists
Hydrostatic Pressure, Wind Driven Rain
Application Method
Brush, Roller, Spray
Applicable Materials
Alkyd, Latex
Application Temperature
50 Deg F
Drying Time
12 To 24 Hr, 12 To 24 Hr Recoat