High Efficiency Air Distribution
Thermaduct™ offers a family of air distribution products designed to increase the efficiency of not only the application itself, but of those installing the duct systems. All of our lightweight duct systems are pre-insulated and require no additional insulation wrap.
Thermaduct - Outdoor Rectangular Ductwork
Thermaduct Outdoor Rectangular Ductwork
Exterior Rooftop Duct
Duct, Insulation, and Cladding All In One
Thermaduct is our patented rectangular exterior ducting solution that offers high R-values and low air leakage. It provides the duct, the insulation and cladding all in one high performance product. Thermaduct is available in insulated values between R-8 and R-24 and offers extremely low air leakage. All these benefits are protected by a strong, UV stable 1000 micron vinyl cladding and built to meet or exceed the SMACNA Phenolic Duct Construction Standards.
- R8 Through R24
- 1000 Micron, UV Stable Vinyl Cladding
- Closed Cell Insulation
- Near Zero Air Leakage
- Lightweight
- 10 Year Limited Warranty
Thermaduct Videos:
Thermaduct Rooftop Ductwork - Pre-insulated Phenolic Duct System
Thermaduct Outdoor Ductwork - Before & After Exterior Rooftop Duct System
Thermaduct Pre-Insulated Rectangular Outdoor Rooftop Ductwork
Thermaduct Installation Instructions Video - Preinsulated Outdoor Ductwork System
Ductwork Designed for the Elements
Thermaduct has a long history of success in solving headaches associated with rooftop ductwork. For more information on how you can use this system in your installation, please visit our dedicated page.
Thermaround - Outdoor Round Ductwork
Thermaduct Thermaround Outdoor Ductwork
Pre-Insulated Exterior Rooftop Ductwork
Duct, Insulation, and Cladding All In One
Thermaround is our patented round solution for exterior applications. This high R-value system offers an R-12 solution with extremely low air leakage. Thermaround uses the same UV stable 1000 micron vinyl cladding for a durable solution that will naturally shed water. In the interior, air passes over a smooth aluminum surface free from loose fibers to give your building better IAQ performance.
- R12 Insulated Value
- Naturally Sheds Water
- 1000 Micron, UV Stable Vinyl Cladding
- Closed Cell Insulation
- Lightweight
- Near Zero Air Leakage
- 10 Year Limited Warranty
Thermaround Videos:
Thermaround Exterior Ductwork at Medical Production Facility - Virtually Seamless Spiral Alternative
Thermaround Corrosion Resistant Rooftop Ductwork - Coastal Hospital Pre-Insulated Outdoor Duct
High Efficiency Round Exterior Ductwork
The quality of Thermaduct pre-insulated ductwork with the added efficiency of round ductwork. For more Information on Thermaround, please visit our dedicated page.
InspiralR & Floval - Indoor Round & Flat Oval Ductwork
InspiralR Floval Preinsulated Round and Flat Oval
Insulated Double Wall Ductwork Alternative
Lightweight Pre-Insulated Ductwork
InspiralR and Floval are our patent pending indoor round and flat oval solutions that are UL 181 Listed for 10” w.c. positive and 8” w.c. negative applications. InspiralR and Floval are lightweight systems and can offer up to a 75% weight savings versus traditional double wall spiral duct. This ultra low air leakage system also provides an R-6 insulated value. Tight on ceiling space? Floval is your solution as there’s no need to insulate separately!
- UL 181 Listed Round Duct System
- Near Zero Air Leakage
- Pre-Insulated R-6 Installed Value
- Lightweight Duct System - Up to 75% Lighter than Doublewall
- 10 Year Limited Warranty
InspiralR and Floval Videos
Thermaduct InspiralR Pre-Insulated Double Wall Spiral Duct System
Ease of Installation - Thermaduct InspiralR and Floval Pre-Insulated Spiral and Flat Oval Ductwork
High Efficiency Indoor Products
For more Information on how InspiralR and Floval can help your next application have high efficiency air distribution, please visit our dedicated page.
Additional Information
Pre-Insulated Phenolic Ductwork Applications
All of our duct systems employ a smooth aluminum Kingspan KoolDuct interior for a high quality, fiber free insulation. Because of this, Thermaduct, Thermaround, InspiralR, and Floval are great for almost any application.
Hospitals and Healthcare Environments
Schools and Universities
Hotels and Multifamily Structures
Commercial and Industrial Applications
Pools and Natatoriums
Products That Offer More for Customers
High R-Values
Low thermal transfer keeps conditioned air at the desired temperatures
Low Air Leakage
Virtually airtight connections deliver more of the conditioned air to their destination
Easy to Install
Lightweight Systems designed to increase efficiency on the jobsite. Do more with less!
Fewer Call Backs
Worry less as Thermaduct products are backed by a 10 year limited warranty
Find A Representative
We work with a fantastic group of representatives all over the country. Find your the local Thermaduct representative in your area here.