Fastener Trim Screw
GRK Fasteners RT Composite 305 Stainless Steel Screw
Exterior trim for composite and PVC materials in coastal environments
Official Materials
Grade 305 Stainless Steel
Official Suggested Use
Exterior trim for composite and PVC materials in coastal environments
Hero Heading
Corrosion resistance for high moisture environments
Hero Summary
Feature Summary
Recessed Star Drive, Trim Head, Underhead Reverse Thread, Additional Features, Stain resistant in specialty wood, W-Cut™: For low torque and smoother drive, Zip-Tip™: Eliminates pre-drilling
Applications
Boardwalk, Hot Tub Spa, Pool Decks, Additional Applications, Interior/exterior use, Composite trim, cPVC, Door/window jambs, Composite decking
Model Comparison
4 models.png)
#8 x 2-1/2" | Specification | #8 x 2-1/2" | #8 x 2" | #9 x 2-1/2" | |||
|---|---|---|---|---|---|---|
| Model | 37079 | 36079 | — | 36077 | — | 36101 |
| variant_note | — | — | ||||
| product_url | https://www.grkfasteners.com/grk-products/finish/rt-composite-305-stainless-steel-screw | https://www.grkfasteners.com/grk-products/finish/rt-composite-305-stainless-steel-screw | — | https://www.grkfasteners.com/grk-products/finish/rt-composite-305-stainless-steel-screw | — | https://www.grkfasteners.com/grk-products/finish/rt-composite-305-stainless-steel-screw |
Shared Specifications
All models| official_materials | Grade 305 Stainless Steel |
| official_suggested_use | Exterior trim for composite and PVC materials in coastal environments |
| hero_heading | Corrosion resistance for high moisture environments |
| hero_summary | |
| feature_summary | Recessed Star Drive, Trim Head, Underhead Reverse Thread, Additional Features, Stain resistant in specialty wood, W-Cut™: For low torque and smoother drive, Zip-Tip™: Eliminates pre-drilling |
| applications | Boardwalk, Hot Tub Spa, Pool Decks, Additional Applications, Interior/exterior use, Composite trim, cPVC, Door/window jambs, Composite decking |
| warranty_note | GRK warranty page; stainless exterior line with no separate term stated on the official product page. |
| code_approval | ESR-3201 |