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High R-Value, Affordable SIPs — Raycore

 

Structural insulated panels (SIPs) with the highest R-value per inch on the market

RAYCORE SIPs® are advanced and affordable structural insulated panels. Our SIPs integrate studs for structural integrity, high-density polyurethane foam insulation that provides the highest insulation R-value per inch in the SIPs market, and a wrapped radiant air barrier for effective heat transfer.

For over 30 years, RAYCORE SIPs® have combined tried-and-true framing practices, state-of-the-art materials, and advanced technology.

RAYCORE is the largest manufacturer of SIPs, with our SIPs used in hundreds of construction projects each year. RAYCORE SIPs® have been installed for new home builds, home additions, log cabins, corporate construction projects, and more. 

We invite you to benefit from the quality construction, ease of use, and energy efficiency that RAYCORE SIPs® provide. Please call us today to learn how affordable and effective our SIPs can be for your next project.

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  • Integrated Studs1

    Studs for Structural Strength

    We use Douglas Fir studs for structural reliability in strong, insulated panels constructed to last. Ask about our limited lifetime warranty.

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  • Radiant Air Barrier2

    For Increased Comfort and Decreased Bills

    Talk to our team about increased comfort and energy savings. RAYCORE SIPs® use a radiant air barrier fit for keeping heat out in the summer and in during the winter—and may even save homeowners money each month on utility bills.

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  • SIP Panel3

    Easy To Handle Preinsulated Building Panel

    RAYCORE SIPs® are a sturdy and lightweight building solution that combine prepositioned studs, polyurethane foam insulation, and a foil radiant air barrier.

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  • Polyurethane Foam Insulation4

    Low Cost, High Performance Insulation

    Benefit from advanced polyurethane foam insulation. While the R-value of a 6½-inch-thick EPS sandwich panel is 24, the R-value of a 5½-inch-thick RAYCORE SIP® is 42.

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Why Should I Choose RAYCORE SIPs®?

There are multiple reasons to choose sturdy and innovative SIPs from RAYCORE, the largest structural insulated panels manufacturer.


Highest R-Values

We offer the structural insulated panels with the highest R-values. RAYCORE SIPs® are made with the most advanced Class 1 fire-rated, high-density closed-cell polyurethane foam insulation available.


Lowest Prices

RAYCORE SIPs® are the least expensive SIPs per R-value inch on the market. Save on utility bills each month by building with RAYCORE SIPs®. The accumulated savings could essentially mean your SIPs were FREE.


Easy To Use

Our SIPs® install with standard framing practices, no cranes, specialized plans, added engineering or code approval, or extra builder certifications required. If you can build with sticks, you can build with RAYCORE SIPs®.


Free Estimates
& Fast Shipping

Send us your floor plan and elevations, and let us know which panels suit your project. Most estimates are completed within 48 hours! Orders are typically ready for shipping and delivery within a few weeks!


Technical 
Support

Contact our highly knowledgeable and construction-experienced staff with your project questions. We strive to keep things moving from order through delivery and value providing a positive experience for each customer.

Limited 
Lifetime Warranty

Our SIPs are quality constructed, and RAYCORE is proud to provide strong, reliable products. We offer a limited lifetime warranty on our wall and header products. For warranty information, please contact our team.

 

How Do RAYCORE SIPs® Compare on R-Value?

RAYCORE offers SIPs with the highest R-values in the market. The closed-cell polyurethane foam insulation in RAYCORE SIPs® provides high heat flow resistance, resulting in effective insulation during summer and winter months.

Insulation R-Value Comparison

RAYCORE is dedicated to providing quality products, both in terms of installation ease and R-value performance. This chart presents an insulation R-value comparison, with R-values per ASTM C518 standards at 75 degrees.

Insulation R-Value Comparison

We are dedicated to providing quality products, both in terms of installation ease and R-value performance. This chart presents an insulation R-value comparison, with R-values per ASTM C518 standards at 75 degrees.

Approach

Insulation Thickness

R-Value

RAYCORE SIP 
(closed-cell polyurethane foam insulation)

5½  inch

38

Sandwich Panel SIP with expanded polystyrene foam insulation

6½  inch

23

Conventional Framing (fiberglass insulation)

5½  inch

18

Conventional Framing (flash and batt 2-inch spray foam and 3½ -inch fiberglass insulation)

5½  inch

23

Conventional Framing (cellulose insulation)

5½  inch

19

Conventional Framing (cellulose insulation with 1-inch exterior foam)

6½  inch

24

Conventional Framing with closed-cell spray foam insulation

5½  inch

36

Structural Steel Stud Framing with cellulose insulation

6 inch

21
(minus 65% conductive loss)

Insulated Concrete Forms

12 inch

11

SIPs and Headers for Residential and Commercial Projects

Contact us for information on advanced SIPs that can be used for wall and roof applications and to learn about our insulated headers.

RAYCORE Structural Insulated Panels ®

Roof Panels

Building Residential or Commercial? New construction or adding insulation when replacing an existing roof? RAYCORE's Structural Insulated Roof Panels are the easiest, quickest, highest R-value per inch. The most affordable SIP panel solution on the market. Lightweight and easy to handle, see why RAYCORE's roof insulation panels are a no-brainer for your next project.

  • R means resistance to heat flow. The higher the R-value, the greater the insulation power. See RAYCORE SIP Panel Specification Sheet or Fact Sheet on RAYCORE SIPs' Technical Data page.

 

RAY-CORE Structural Insulated Wall Panels will give you a strong, super-insulated, airtight shell, keeping the outdoor elements out and the indoor conditioning in. Extremely affordable, when you use RAYCORE SIP wall panels you will be able to downsize your heating and cooling system, reducing the cost and possibly saving as much as the cost of the panels.  That could make your panels free, and you will save your utility costs each month for the lifetime of your home.

 

RAYCORE's Structural Insulated Panels SIPs are quick and easy. If you know how to build with sticks, you can build with RAY-CORE SIPs ®. The insulated wall panels and roof panels are, simply put, preinsulated conventional framing in a panelized form.  Lightweight and easy to handle.  Click below to access a step-by-step user installation manual.

RAYCORE SIPs Installation Guide

 

RAYCORE Structural Insulated Panels SIPs ® are applicable to all residential plans and require no special permits, no special design and expensive engineering. Any builder can build with RAYCORE SIPs!

"I think this is one of the best designs of pre-fabricated foam panels on the market...basically a code complying stud wall with foam!! Easy-peasy!" (Building Code Official)

 

Increase profits by reducing material and labor costs. RAYCORE's Structural Insulated Roof Panels and Insulated Wall Panels are the perfect solution that will give you the edge when bidding your next commercial project.

"The panels went down fast and were easy to work with. Got this huge roof dried-in in no time beating the rain. Best part was that we came in well under budget! Looking forward to using RayCore sip panels again in the future." (Commercial Roof Replacement)

 

RAYCORE's Structural Insulated Panels SIPs ® are the perfect solution for multi-family housing, commercial projects, additions, adding roof insulation to existing roofs, tiny houses, workshops, cold rooms, walk-in coolers... The options are endless!

Call us now to find out how RAYCORE SIPs are the perfect fit for your next project.

 

RAYCORE Structural Insulated Panels ®

Building Residential or Commercial? New construction or adding insulation when replacing an existing roof? RAYCORE's Structural Insulated Roof Panels are the easiest, quickest, highest R-value per inch. The most affordable SIP panel solution on the market. Lightweight and easy to handle, see why RAYCORE's roof insulation panels are a no-brainer for your next project.

  • R means resistance to heat flow. The higher the R-value, the greater the insulation power. See RAYCORE SIP Panel Specification Sheet or Fact Sheet on RAYCORE SIPs' Technical Data page.

 

RAY-CORE Structural Insulated Wall Panels will give you a strong, super-insulated, airtight shell, keeping the outdoor elements out and the indoor conditioning in. Extremely affordable, when you use RAYCORE SIP wall panels you will be able to downsize your heating and cooling system, reducing the cost and possibly saving as much as the cost of the panels.  That could make your panels free, and you will save your utility costs each month for the lifetime of your home.

 

RAYCORE's Structural Insulated Panels SIPs are quick and easy. If you know how to build with sticks, you can build with RAY-CORE SIPs ®. The insulated wall panels and roof panels are, simply put, preinsulated conventional framing in a panelized form.  Lightweight and easy to handle.  Click below to access a step-by-step user installation manual.

RAYCORE SIPs Installation Guide

 

RAYCORE Structural Insulated Panels SIPs ® are applicable to all residential plans and require no special permits, no special design and expensive engineering. Any builder can build with RAYCORE SIPs!

"I think this is one of the best designs of pre-fabricated foam panels on the market...basically a code complying stud wall with foam!! Easy-peasy!" (Building Code Official)

 

Increase profits by reducing material and labor costs. RAYCORE's Structural Insulated Roof Panels and Insulated Wall Panels are the perfect solution that will give you the edge when bidding your next commercial project.

"The panels went down fast and were easy to work with. Got this huge roof dried-in in no time beating the rain. Best part was that we came in well under budget! Looking forward to using RayCore sip panels again in the future." (Commercial Roof Replacement)

 

RAYCORE's Structural Insulated Panels SIPs ® are the perfect solution for multi-family housing, commercial projects, additions, adding roof insulation to existing roofs, tiny houses, workshops, cold rooms, walk-in coolers... The options are endless!

Call us now to find out how RAYCORE SIPs are the perfect fit for your next project.

 

Project Galleries

Insulated Roof Panels End Ice Damming

John had a problem. His Truckee, California cabin had a serious roof insulation problem, producing icicles up to 5 and 6 feet long in the winter months and driving water inside the home. RAYCORE's Insulated Roof Panels put an end to the problem!

SIPs Roof Panels Withstand Bahamas Hurricanes

When building in the Bahamas, Tom knew he needed insulated roof panels that could stand up to Hurricane force winds. He didn't know they came with added benefits!  Tom "Loves" the panels.  "Low electric bills... home cools quickly... and is amazingly quiet when all hell is breaking loose around you."

Construction Professional's Energy Efficient Home

This construction industry professional wanted to build the most energy efficient home possible and Structural Insulated Panels seemed to make sense. RAY-CORE SIPs didn't disappoint, reducing the Gonzalez family's energy usage and Saving Them Money Each and Every Month!

Idaho Home Designed Around Insulated Wall & Roof Panels

Designed around RAYCORE Insulated Wall Panels and Roof Panels, this home is located in Idaho’s Snake River Valley below the Tetons. Standing as a fortress against the prevailing wind and frigid Idaho winters this RAY-CORE SIPs house Heat with Propane for Only $30 Per Month!

University of Minnesota Bee Discovery Center

The University of Minnesota was looking for the highest performing, energy efficient, and earth-friendly product for their Bee Pollination Education Center. A year of searching confirmed RAYCORE Structural Insulated Panels were the perfect product at the best price. What an exciting project to be a part of!

Insulating A Barn with SIPs

Ralph Strauss with SDG Architects, Inc. in Brentwood, California is an expert at providing creative building solutions. When building his own "barn", RAY-CORE SIPs, both wall panels and roof panels, were one of those creative solutions that fit the bill! Take a look at Ralph's project.

Pennsylvania Family's SIPs Home With A View

Jeff & Jenn couldn't have chosen a more beautiful location for their new family home, at the top of the mountain with an expansive river valley view. They wanted their new home to be well insulated and secure for their growing family and RAY-CORE SIPs were a must have, fitting their needs!

Oregon Builder Chooses RAYCORE Roof Panels for Timber Frame

When working on his own personal project Allen Kullgren with Artek Contracting, Inc. in Beaverton, Oregon needed a simple solution for insulating the roof of his beautiful timber frame. RAYCORE Structural Insulated Roof Panels were a logical fit for this outstanding project.

Mt. Lincoln Construction Ski Resort California Home

Breathtaking views are complimented by the unique design and superior construction of this Award Winning RAYCORE Roof Insulation project. The Crow's Nest Residence stands up to the infamous Donner's Pass elements, adjacent to Sugar Bowl, California's ski hill.

Worldwide Service Area Map

RAYCORE serves residential and commercial projects all across the United States, Canada, and beyond. See the full list of where you can buy SIPs at the link below.

Learn More

Worldwide Service Area Map

RAYCORE serves residential and commercial projects all across the United States, Canada, and beyond. See the full list of where you can buy SIPs at the link below.

Learn More

Over 35 Years of Customer Satisfaction

Ready to take your call today.

(208) 552-2440

(208) 552-2440