OneDek® Insulated Roof Deck System is a superior alternative to traditional multi-layer, low slope roofing systems. OneDek® insulated roof deck system includes just 2 components to complete the roof, an insulated roof deck panel and a PVC or TPO membrane. OneDek® simplifies the design, procurement and installation of a low slope roof system by eliminating traditional components such as steel deck, vapor barrier, multiple layers of board insulation, and cover boards.
OneDek® Insulated Roof Deck Solution

Traditional Low Slope Roof System

Benefits of the OneDek® Insulated Roof Deck System
Higher Performance
- Two components vs up to 7 components in traditional systems
- Higher R-value per inch of insulation
- Superior resistance to transverse load
- Durable steel surface that supports foot traffic
- Steel facing is impermeable to air and water
- Will not absorb moisture during or after installation
Single Source
- One source for all components of the roof assembly including the roof decking, air, water & thermal barriers
Faster Installation
- Fewer components and and fastening requirments reduces the complexity and time to install the roof assembly
Sustainability
- Increased R-value per inch
- Reduces material waste on site
- Reduces freight to the jobsite
Aesthetics
- Coil coated interior skin eliminates the need for field painting of the decking
- Interior can be painted virtually any color
The components of the OneDek® System
OneDek® Insulated Roof Deck System utilizes just 2 components to complete the roof, an insulated roof deck panel and a field applied PVC or TPO membrane.
OneDek® Insulated Roof Deck Panel Options
OneDek® RD1 Flat Insulated Roof Deck Panel
- Available as part of the OneDek® system or can be sold separately
- Panel thicknesses from 2” to 8”
- R values from R16 to R62
- Panel width of 40”
- Diaphragm & non-diaphragm solutions available
- ¼: 12 minimum slope
For more information visit our Resource Library.
OneDek® Membrane Options
CSP™ TPO 60 | 60 Mil TPO
- Thickness – 60 mils
- Widths – 6’
- Color – White
Product Data Sheet
For more information visit our Resource Library .
CSP™ TPO 60 | 60 Mil TPO
- Thickness – 60 mils
- Widths – 6’
- Color – White
Product Data Sheet