Simpson #12 x 2-1/2" Strong-Drive DWP WOOD Screw Flat Head, 305 Stainless Steel Joist Framing Connectors The Delta B inverter provides

The Delta B inverter provides smooth

3-phase power

Adjustable vertical positioning on the ridge beam allows hips to sit flush at the top

Ratchet teeth on the underside of the hex washer head lock against the fixture - prevents the fastener from backing out under vibration or dynamic loading

38/8 is load-rated

Simpson #12 x 2-1/2" Strong-Drive DWP WOOD Screw Flat Head, 305 Stainless Steel Joist Framing Connectors The Delta B inverter providesThe Simpson Strong Drive DWP Wood SS #12 x 2 1 2" Flat Head Screw in Type 305 Stainless Steel is a load rated structural fastener engineered for exterior applications where corrosion resistance and verified holding strength are critical. Designed by Simpson for use on decks, docks, boardwalks, and other outdoor structures exposed to moisture and harsh environmental conditions, this screw delivers reliable performance backed by testing in accordance