Highest cost and sensitive to UV exposure before cladding. 2. Evaluating Real Costs (Beyond the Panel)
A base quote often excludes "soft costs" and necessary accessories that can add 15–30% to your total bill:
Ordering SIPs is a multi-month commitment. Current lead times for 2026 are stretching to due to global OSB supply constraints. buy structural insulated panels
Specialized flatbed transport can range from $1.20 to $3.50 per sq. ft. depending on site remoteness. 3. The Buying and Ordering Process
Does the panel have an ICC-ES Evaluation Report and comply with ANSI/APA PRG-320? Highest cost and sensitive to UV exposure before cladding
Traps moisture easily; requires precise vapor barrier application to avoid rot. Polyurethane (PUR) / Polyisocyanurate (PIR): Performance: R-6.5 to R-7.2 per inch.
The core determines your R-value per inch, moisture behavior, and fire rating. As of 2026, there are three dominant types: Performance: R-3.8 to R-4.2 per inch. Current lead times for 2026 are stretching to
Panels must be stored in a clean, flat area on-site. You must inventory the shipment immediately; any missing or damaged pieces must be noted on the driver's packing slip to be eligible for replacement. 4. Critical Vetting Questions