Welcome to the Structural Insulated Panel Accessories Store Due to present supply environment, pricing and availability on panel fasteners is day-by-day. Please call 866-874-7249 for availability and prices. Your source for SIP fasteners, gun foam sealant, and tools for the SIP industry since 2001. Policy on returns: Within the first 30 days product can be returned for credit less a 20% restocking fee provided that product is still in saleable condition with seals still intact. Overnight shipping is available by telephone request. (866)874-7249. email sipbiz1@gmail.com Address 358 Glenwood Rd, Bristol, TN 37620. Aerosol products can not be shipped by air. 358 Glenwood Rd'Bristol, TN 37620 866-874-7249 888 315-2725 FAX