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Brands We Carry
Gypsum Products
Williams Lumber carries a wide selection of gypsum panels along with a variety of finishing products. Not all products available in all locations.
Tapered Edge Gypsum Panels
| 8' | 10' | 12' | 14' | 16' | |
|---|---|---|---|---|---|
| 1/2" Light Weight (4 Foot) | X | X | X | X | X |
| 1/2" Light Weight (54 Inches) | — | — | X | — | — |
| 3/8" (4 Foot) | X | — | — | — | — |
| 1/4" (4 Foot) | X | — | — | — | — |
| 1/2" Firecode Type C (4 Foot) | X | — | X | — | — |
| 5/8" Firecode Type X (4 Foot) | X | X | X | — | — |
| 1/2" Mold/Mildew Resistant (4 Foot) | X | — | X | — | — |
| 5/8" Mold/Mildew Resistant (4 Foot) | X | — | — | — | — |
| 1/2" Imperial Board (4 Foot) | — | — | X | — | — |
| 1/2" Dens Armor Plus (4 Foot) | X | — | — | — | — |
| 5/8" Densglass Gold (4 Foot) | X | — | — | — | — |
X Indicates size in stock - may vary by store
Underlayment & Backings
| Applications | |
|---|---|
| 1/2" Dens Shield Tile Backer | Ceramic Tile Underlayment |
| 1/2" Permabase (3' x 5') | Underlayment or backing for tub and shower surrounds, countertops, or flooring. |
| 1/2" Permabase (4' x 8') | Underlayment or backing for tub and shower surrounds, countertops, or flooring. |
| 1/4" Ultrabacker (3' x 5') | Use as underlayment for floors, countertops, tub decks and outdoor kitchen counters. Stronger and more rigid than other 1/4" boards. |
| 1/4" Hardibacker (3' x 5') | For floors and countertops. No mesh board cuts easily. |
| 1/4" Hardibacker (4' x 8') | For floors and countertops. No mesh board cuts easily. |
| 1/2" Hardibacker 500 (3' x 5') | Superior protection for walls and floors against mold and moisture damage. Contains no paper facing. |
| 1/2" Hardibacker 500 (4' x 8') | Superior protection for walls and floors against mold and moisture damage. Contains no paper facing. |
Gypsum Compound
| Applications | |
|---|---|
| 61.7# USG All Purpose Compound | Use for taping, finishing and repairs. |
| 4.5 Gal USG Plus 3 Compound | Light weight and all purpose. |
| 4.5 Gal USG Midweight | Weighs up to 15% less. Use for finishing panels. |
| 50# Structolight Basecoat | Lightweight plaster that weighs less than half as much as sanded plaster. |
| Durabond 45 25# Compound | Provide a hard, plaster-like surface for interior gypsum panels and exterior gypsum ceiling boards. |
| Durabond 90 25# Compound | Provide a hard, plaster-like surface for interior gypsum panels and exterior gypsum ceiling boards. |
| Easysand 45 18# Compound | These compounds are ideal for heavy fills and they sand easily, allowing fast, smooth finishing. Setting times vary. |
| Easysand 90 18# Compound | These compounds are ideal for heavy fills and they sand easily, allowing fast, smooth finishing. Setting times vary. |
| 4.5 gal. Proform Multiuse Compound | Vinyl based ready mix with easier pull. |
Gypsum Accessories
| Applications | |
|---|---|
| 250' Paper Tape | Use with ready mix or setting type joint compound. |
| 50' Durock Tape | Tile backer tape. |
| Ultraflex 325 Drywall Trim | Drywall corner for spans less than 10' and short runs. |
| Ultraflex 450 Drywall Trim | Drywall corner for spans longer than 10' and long peaks. |
Brands We Carry
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+ USG
USG provides a full portfolio of high-performance roofing solutions from cement, glass-mat and gypsum-fiber roof boards to gypsum-concrete patch and our all new structural panel concrete roof deck.
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+ QuietRock
Quiet® products reduce sound and vibration in a multitude of applications by utilizing modern chemistries, techniques and a Silicon Valley approach to building science. QuietRock achieves high sound attenuation and fire-resistance in one product using less space, less material and less labor than conventional alternatives.
