Our Products


We offer a complete line of structural insulated panel products including Rockwall™, Isowall® & Accessories

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Rockwall Structural Panels Product Featured Image and Logo

Rockwall™ – Fire Rated Wall Panels

Rockwall™ Our structural insulated fire rated wall panels consist of a unique Rockwool mineral fibre core called Conrock with laminated sheet steel permanently bonded to both sides.

Once the Rockwall™ panels have been installed according to the specific Intertek/Warnock Hersey certification guidelines, the assembly provides 1, 2 and 3 hours of fire resistance with a 4”, 5” and 6” core thickness (respectively).

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Isowall Insulated Structural Panels Product Featured Image and Logo

Isowall® – Insulated Wall Panels

Isowall® Our insulated wall panels consist of a rigid EPS (expanded polystyrene) foam core with laminated sheet steel permanently bonded to both sides. A finished Isowall® building, ceiling or partition wall provides a strong and reliable thermal performance system that can be installed quickly and easily by almost anyone.

Isowall® panels are energy efficient and feature an aesthetic profile that will look good for years to come.

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Quickliner™ – PVC Wall Panel

Protect, renew, and extend your project with Quickliner PVC wall panels and ceilings. Quickliner forms a barrier between your wall and harmful elements like moisture and harsh chemicals. Our PVC wall panels are your best line of defence.

Quickliner™ is an extruded PVC panel with a glossy finish and interlocking joints along each edge.

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STRUCTURAL BUILDING PANELS
Key Features & Benefits

FOR COLD STORAGE …

The versatility of ISOWALL® panels make them ideal for food processing, cold storage, roofing, clean rooms and many other applications.

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ENERGY EFFICIENCY …

ISOWALL® & ROCKWALL™ insulated panel systems provide energy-efficient building solutions & LEED applications for all types of building projects.

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FIRE PROTECTION …

ROCKWALL™ 1, 2 & 3 hour fire-rated/non-combustible insulated panels are unsurpassed for exterior wall cladding, electrical/machinery rooms & chemical storage.

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CUSTOMIZED & FAST …

SPI will accommodate your business needs according to custom project details and your timeline.

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FULLY SUPPORTED …

SPI offers complete design, installation and post-installation support and a one-year guarantee on our structural building panels.

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VALUE-ADDED …

SPI provides structural insulated panels for a wide variety of value-added applications – including yours.

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About SPI


We've been making of high-quality, steel-skinned structural building panels since 1986. In that time, we've customized, delivered, installed and serviced more than 5 million square feet of our two main products - Isowall® insulated wall panels & Rockwall™ fire-rated wall panels.

Structural Panels Inc (SPI) is an all-Canadian manufacturer of high quality, steel-skinned insulated sandwich panels that are designed for coolers, freezers, walls, partitions, dividers, ceilings, and value-added projects. Our products have been successfully integrated into countless commercial, industrial and residential projects across the country and overseas. Available in a wide range of core thicknesses and colours, our custom-made Rockwall™ and Isowall® panels are particularly well-suited for industries requiring clean rooms, fire resistance (1, 2 & 3 hours), controlled temperature rooms and/or high wash-down areas. We also offer a complete range of associated and accessory materials to complement our products and support a complete installation.

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Upcoming Trade Shows

Canadian Manufacturing Technology Show

Oct. 4-7, 2021
Mississauga, Ontario

Grow Up Conference & Expo

Oct. 5-7, 2021
Niagara Falls, Ontario

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