Thermalboard Specification

Download CSI Specifications, Submittal & Data Sheets, Installation Manuals, and more. 

ThermalBoard: A Truly Sustainable Radiant Floor Substrate

Light weight, low profile, and easy to maneuver – Thermalboard is the perfect solution for specifiers of modern homes who strive to include both efficiency and sustainability in their building heating projects. The substrate is constructed from 92% pre-consumer recycled content and meets LEED® v4 Criteria, with zero formaldehyde and no VOCs.

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Layout & Design Services

In your custom project quotation, we offer our radiant panel and tubing design layout service. This is highly recommended, saving time and money. Included: Thermalboard panel layout, radiant tubing layout, zoning selection and manifold location

WBI Radiant Panel Manufacturer and mechanical engineering firm Monterey Energy Group discuss modern radiant floor heating.

Radiant Floor Heating in Custom Homes

With passion and expertise, our guests discuss how hydronic radiant floor systems can influence a project’s score on the Active House Radar, providing valuable insights into the benefits of this innovative technology.

Whether you’re an architect, builder, or simply interested in cutting-edge sustainable solutions, this episode is a must-listen.


  • Board: High Density MDF. 92% Pre-Consumer Recycled Content. Meets Grade MR30 Moisture Resistance.
  • Nominal Dimensions: 16” x 48”
  • Thickness: ⅝”
  • Groove Depth: ½
  • Surface: .003 Aluminum Laminate
  • PEX: ⅜″ Nominal
  • PEX Tube Spacing: 8” OC
  • Weight: 2.2 lb. /sq. ft. 18lb/ board


ThermalBoard Sustainable Radiant Floor Heating

Compatible with Most Flooring Goods

We provide detailed instructions & graphics for installation over most floor coverings. Thermalboard works with most flooring goods including:

  • carpet
  • tile
  • stone
  • hardwood
  • marble
  • laminate
  • vinyl
  • ceramic
  • brick
  • concrete
  • wool
  • urethane
  • bamboo
  • thinset mortar
  • cork
  • rubber
  • softwood
  • sheet vinyl
  • linoleum
  • + more

Quick and efficient delivery of radiant heat.

  • Versatile two-panel system & “paint by number” floor plans make for fast, intuitive installation
  • Single-person panel size makes for easy transport and placement in tight and multi-story locations
  • Higher efficiency & lower utility bills
  • Lightweight (2lbs/sq./ft.) and low profile (3/4”)
  • Eco-friendly: Recycled aluminum and water-based No VOC adhesives.
  • Low cost installation: fast, easy, retainer-plate free, and easy on blades and equipment
  • Sold online and shipped factory direct to your jobsite
  • All materials are made in the USA

See the installation of a Thermalboard licensed product in a major remodel.

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Thermalboard incorporates the best balance of high performance, material quality, environmental responsibility, and cost.

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Project Address*
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Select your role from the dropdown menu.
For quick look-up in the future.
Minimum project size 400 sq ft. Please enter the square footage of the floor area to be heated. (Gross square footage minus the area for cabinets, stairs, walls, tubs, etc., or indicate "GSF" for totals without subtractions.)
Accepted file types: jpg, dwg, pdf, Max. file size: 128 MB.
If you have plans you may upload them here. Digital and PDF drawings preferred. Additional charges may apply to hand-drawn or photographed plans.
Any useful information including estimated floor heating area, plans available, etc.
Optional quote for a pre-plumbed mechanical system?
Optional Quote for PEX and Manifolds?
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Douglas Danner

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Call Doug at (866) 414–7244 for more information