Viper CS Crawl Space Liner Pins – 1/4″ Plastic Fasteners, 250/Bag

Viper CS Crawl Space Liner Pins – 1/4″ Plastic Fasteners

Viper CS Crawl Space Liner Pins are designed to securely fasten crawl space vapor barriers to masonry walls, including concrete block, brick, stone, and poured concrete. These durable plastic fasteners provide a strong mechanical attachment for long-lasting crawl space encapsulation systems.

Engineered for use with Viper CS, Viper CSX, and Insul-Barrier vapor barriers, these liner pins ensure a tight, professional installation that helps prevent sagging, shifting, or detachment over time.

Key Features & Benefits

• Designed for crawl space vapor barrier installation
• Strong mechanical hold in masonry surfaces
• Compatible with Viper CS, Viper CSX, and Insul-Barrier liners
• Durable plastic construction resists corrosion
• Ideal for concrete block, brick, stone, and poured concrete walls

Installation Notes

• Pre-drill with a 1/4″ masonry bit
• Insert liner pin into the pre-drilled hole
• Drive into place using a hammer or mallet

Product Specifications

• Diameter: 1/4 inch
• Quantity: 250 pins per bag
• Material: Plastic
• Manufacturer: ISI Building Products (Viper)
• Manufacturer SKU: CSP75250

Recommended Applications

• Crawl space vapor barrier installation
• Masonry wall fastening
• Encapsulation systems