Extreme offers accessories for your SIP framing installation project. We have handpicked our accessories carefully to work precisely with Extreme SIPs. For Extreme, it's all about performance and quality!
Panel Sealant Products

SIP-SEAL / Sustant, LLC

SIP-SEAL Adhesive Sealant, Product Sheet

SIP-SEAL Adhesive Sealant has the following features:

  • Industrial Grade, highly durable polyether construction adhesive/sealant
  • Ready to use, cures in the presence of moisture
  • Will not harden, yellow, or lose its flexibility
  • Weather resistant, Type II for extended water contact
  • UV resistant (no change at 2,000 UV-A hours)
  • Low VOC, less than 12-grams/liter
  • No hazardous air pollutants (HAPs-free)
  • Smooth Gunning, workable at low temperatures

SIP-SEAL Vapor Tape, Product Sheet

SIP-SEAL Vapor Tape has the following features:

  • Apply along all continuous joints within the building envelope to create a strong, durable, non-permeable seal
  • High initial tack for immediate bond
  • Zero moisture permeability
  • Will not harden or become brittle over time
  • Non-shrink facing
  • UV Stable
  • Solvent-free, HAPs-free, & VOC-free

TRUFAST Panel Screws | Product Sheet

TRUFAST SIP fasteners were specifically developed for the attachment of SIPs to wood, corrugated steel, and steel members without pre drilling. TRUFAST fasteners feature:

  • State of the art tempering & coating
  • Large diameter, low profile pancake
  • No need for a washer
  • Widest selection of eastern lengths in the industry
OSB Sheathing

OSB Sheathing By Norbord

We are proud to announce that in 2017 we are using only Norbord Zinc Borate Treated OSB sheathing for all skins in Extreme OSB SIP production.  We are calling this Structure Shield+.

Structure Shield+ / Zinc Borate Treated OSB offers the following:

  • Protects OSB against biological elements including fungal decay
  • Ensure the long-term durability of OSB in regions where wood boring/eating insects are prevalent
  • Unlike other treatments, Zinc Borate is applied as a dry powder during the OSB manufacturing process for uniform distribution
  • Safe: Harmless to people, pets, & the enviroment
  • Available in 4ft x 24ft long, and as jumbo panels 8ft x 24ft long
  • Meets the most stringent sustainability initiatives such as LEED
Panel Adhesives

Adhesives provided by:

  • Ashland Adhesives
  • DOW Chemical Co.

Questions about accessories?