GoBoard® 1-1/4" Backer Board Screws for Wood Studs

GoBoard® 1-1/4" Backer Board Screws are corrosion-resistant Hi-Lo fasteners designed for attaching GoBoard® waterproof tile backer panels to wood studs, floors, and subfloors. Engineered for superior holding strength, these screws feature a large-diameter head for a secure, flush fit and a smooth underside that prevents over-driving. The Hi-Lo thread pattern delivers maximum grip and easier driving, reducing torque during installation. Each 700-piece contractor pack includes a free T-25 Torx driver bit for fast, consistent performance. Ideal for tile installations in showers, bathrooms, kitchens, and other waterproof areas throughout San Francisco.

Key Features

• Length: 1-1/4" corrosion-resistant steel screws
• Designed for fastening GoBoard® panels to wood studs and subfloors
• Compatible with 1/4", 1/2", and 5/8" GoBoard® tile backer boards
• Hi-Lo thread design for strong grip and reduced driving torque
• Large-diameter head provides superior holding power and flush finish
• Smooth underside of head helps prevent over-driving and surface damage
• Includes FREE T-25 Torx driver bit
• 700-piece contractor pack for professional installation
• Corrosion-resistant coating for long-lasting durability in wet or humid environments
• Fastener spacing: maximum 8" on center, 1/2"–1" from board edges
• Install screws flush with GoBoard® surface—do not countersink