Simpson 0.220 x 8" Black, Strong-Drive SDWS TIMBER Screw Double Barrier Hidden Standoff Post Base drywall on both sides for

drywall on both sides for fire separation

Tan 03 color finish - blends with common decking and trim materials for a visually consistent

Lifetime technical support by phone included - whenever you need troubleshooting or project advice

What is the difference between the ECCLRQMD3

Increased uplift loads for earthquake or wind loading performance

Simpson 0.220 x 8" Black, Strong-Drive SDWS TIMBER Screw Double Barrier Hidden Standoff Post Base drywall on both sides forThe Simpson Strong Drive SDWS Timber Screw in 0. 220" x 8" with a double barrier black coating is a high strength structural fastener engineered as a direct, code listed alternative to through bolting and traditional lag screws in wood framing and timber construction. Designed for both professional contractors and do it yourself builders, this heavy duty timber screw delivers reliable holding power in wood to wood fastening applications without the