About Us - RAY-CORE SIPs ®
Harry Raymond, a premier general contractor with over 50 years of building experience, believed the construction industry needed a better alternative to energy-efficient building. RAY-CORE SIPs ® was his solution. Structural Insulated Panels to last a lifetime... the SIPs with Studs! Manufacturing Structural Insulated Panels For Over 30 Years!
RAY-CORE SIPs ®
Ahead of his time and before "green" was the buzzword, Harry conceived and developed RAY-CORE SIPs ® panels in 1987. RAYCORE offers the most innovative, unique and structurally reliable structural insulated panels SIPs in the industry, by manufacturing SIPs with studs molded directly into the panels.
The high R-values of RAYCORE SIP panels along with the tightness of their joints results in significant savings in energy costs over the lifetime of the structure. Studies show that owners can save up to 40% on heating and cooling costs every year. *
Savings of 40% and More.... Highest R-values - Least Expensive SIPs Panel Available!

RAYCORE Manufactures Panels For Hundreds Of Homes Each Year!

Manufacturing Structural Insulated Panels (SIPs) For Over 30 Years! The Largest Manufacturer of SIPs From A Single Location!

Sales Throughout The US, Canada, and Across The World!
With benefits like these, it's no surprise RAYCORE was Idaho's 2011 Business of the Year.
RAYCORE History
This is a short history of how we began and where we are now:
Over 30 Years and Still Growing
Largest Structural Insulated Panel Manufacturer
Over 35 Years of Customer Satisfaction