16″ Polyiso SIPs

16" thick PIR R-90 Roof and 12.25" EPS R-45 Walls

16″ thick PIR R-90 Roof and 12.25″ EPS R-45 Walls

The Highest R-value Panel we have sold to date shipped recently an R-90 16″ thick Polyisocyanurate SIP roof. Installed along with 12.25″ EPS R-45 walls, these massive roof panels will keep this Timber Frame home in Manistique, MI toasty warm all winter long. Pre-cut in our shop and shipped to the timber framing crew for install these panels allow for continuous insulation at the very highest levels of performance.