Mule-Hide HDP #14 x 3-1/2 in Fasteners (1,000/Box)

Mule-Hide HDP fasteners are self-drilling #14 screws designed for securing roofing insulation, cover boards, and base sheets. The 3-1/2 in length helps achieve reliable attachment into compatible wood and steel decking for commercial roofing assemblies.

Key Features:

• Roofing Attachment Fastener: Engineered to attach insulation, cover boards, and base sheets in roofing systems
• Self-Drilling Design: HDP #14 fastener style streamlines installation on compatible decks
• Commercial Deck Compatibility: Intended for wood and steel decking (1622 gauge steel)
• Bulk Pack Convenience: Supplied 1,000 fasteners per box for jobsite efficiency

Please check the Product Data Sheet Here

Specifications Table:

Frequently Asked Questions (FAQ):

Q: What is this fastener used for?
A: Its engineered to attach insulation, cover boards, and base sheets to wood and steel decking in roofing assemblies.

Q: What deck types and steel thickness does it work with?
A: It is intended for wood decking and steel decking from 16 to 22 gauge.

Q: How many fasteners come in a box?
A: 1,000 fasteners per box.

Q: What size/length are the fasteners?
A: #14 diameter, 3-1/2 in length.

The Invisible Workhorse Behind a Perfectly Finished Roofline

Great design starts with what you dont seestructure, precision, and confidence in every layer. These Mule-Hide HDP fasteners bring that quiet, engineered strength to roofing assemblies by securing insulation and boards with a clean, self-drilling install. Use them to build a foundation that feels seamless and considered, so the final surface reads crisp and intentional. Its the kind of detail that makes performance feel luxurious.

Stock up on Mule-Hide 3-1/2 in #14 HDP fasteners to speed installation and secure roofing layers with confidence.

Installation