The Simpson EB-TY EB316W Premium Hidden Deck Fastener Kit with 2-1/4" Type 316 Stainless-Steel Screws (175-Pack) by Simpson Strong-Tie delivers a complete hidden deck-fastening solution that blends strength with ease of installation without detracting from the deck's finished appearance. This redesigned, award-winning system integrates a Type 300 series stainless-steel reinforcing plate into each polypropylene biscuit fastener, adding stiffness to hold boards securely in place while maintaining the flexibility needed to accommodate seasonal expansion and contraction. Paired with the included patented EB-GUIDE predrilling tool, this kit is engineered for consistent, professional-quality results on wood deck board installations.

Key Features

• Patented EB-GUIDE predrill guide provides precise fastener angle alignment for consistent biscuit installations
• Stainless-steel reinforced biscuit provides strength and increased pullover resistance
• Underside keel provides consistent fastener positioning
• Radius sides and chamfered edges provide easier alignment and faster installation
• Type 316 stainless-steel trim-head, 6-lobe screws with black-painted heads provide a concealed finish and blend in with EB-TY biscuit
• Designed for use with 3/4-in. or greater kiln-dried decking with moisture content less than air dry (approx. 19%)
• Required board spacing of 3/16 in. ensures consistent, uniform gaps across the deck surface
• T-15 6-lobe driver bit reduces cam-outs for a cleaner, more controlled installation
• Made in the United States from polypropylene with stainless-steel reinforcement

Specifications

• MPN: EB316WD316R175
• Biscuit Model No.: EB316W
• Brand: Simpson Strong-Tie
• Material: Polypropylene
• Installs With: Type 316 stainless-steel screw, included
• Screw Size: #7 x 2-1/4 in.
• Decking Thickness: 3/4 in.
• Spacing Requirement: 3/16 in.
• Quantity: 175
• Country of Origin: United States

Approved Applications

• Decks - Deck Boards Wood

What's Included

• (175) EB-TY Premium biscuits
• (190) Type 316 stainless-steel trim-head, 6-lobe screws with black-painted heads
• (12) Ipê wood plugs for first and last board installations
• (1) EB-GUIDE predrilling tool
• (1) 1/8 in. quick-release impact-ready drill bit
• (1) T-15 6-lobe driver bit for reduced cam-outs

Frequently Asked Questions

What type of decking is the EB316W biscuit compatible with?

The EB-TY EB316W Premium Hidden Deck Fastener is designed for use with 3/4-in. or greater kiln-dried decking that has a moisture content less than air dry, which is approximately 19%. It is suitable for wood deck board applications.

What board spacing does the EB-TY system create between deck boards?

The EB-TY Premium Hidden Deck-Fastening System requires a 3/16 in. spacing between deck boards. The design of the biscuit fastener helps maintain this consistent gap across the entire deck surface.

What is the purpose of the stainless-steel reinforcing plate inside the biscuit?

The integrated Type 300 series stainless-steel reinforcing plate adds stiffness to the polypropylene biscuit, holding boards securely in place while maintaining the flexibility necessary to accommodate seasonal contraction and expansion of the wood decking material.

What tools and accessories are included in this kit to assist with installation?

This 175-pack kit includes everything needed for installation: 175 EB-TY Premium biscuits, 190 Type 316 stainless-steel trim-head 6-lobe screws, 12 Ipê wood plugs for first and last board installations, the patented EB-GUIDE predrilling tool for precise angle alignment, a 1/8 in. quick-release impact-ready drill bit, and a T-15 6-lobe driver bit to reduce cam-outs during driving.