1" HVAC Insulation Pins & Fasteners For Fastening Fiberglass Duct Board Or Fiberglass Duct Wrap

Huihao Hardware Mesh Product Limited is a professional manufacturer of HVAC Insulation Pins & Fasteners, also known as cup head weld pins. These are specially designed to fasten fiberglass duct board or fiberglass duct wrap on the surface of metal ducts.

Cup Head Weld Pins are used with a welding machine and can secure the fiberglass insulation in just one step. Simply place the fiberglass insulation in position, then weld the cup head pin through the insulation to the sheet metal duct for highly efficient installation.

• Material: Carbon Steel with copper coating or zinc coating for anti-corrosion
• Beveled Head: Designed to prevent cutting of insulation material
• Head Size: 1-3/16" (30mm) with 0.5mm thickness is standard
• Nail Diameter Options: 10Gauge/3.4mm, 11Gauge/3.0mm, 12Gauge/2.7mm
• Custom Lengths: Available from 25-300mm
• Strong riveting on base for secure attachment
• Excellent welding performance
• Free samples available
• Fully customizable sizes

Cup head weld pins are typically applied using a capacitor discharge stud welder. The installation process involves placing insulation onto a metal surface, pushing the weld pins through the insulation, and welding the entire fabrication in one efficient step.

These labor-saving HVAC Insulation Pins & fasteners are widely used in commercial and industrial applications for thermal and acoustical insulation systems.

• 1000 pcs / 2000 pcs / 3000 pcs per carton
• 48 cartons per pallet
• Custom packaging available upon request