Distributors & Wholesalers
Customer Service Portal
Check an order status, create and manage pending RMAs, and search for parts and serial numbers.
Boiler Cross-Reference
See an honest and complete perspective of how our products compare to the competition.
USB University
U.S.B-U is an online training program designed to help heating professionals save critical time on hydronic installations and service.
Start Learning Today!
Digital Heating Toolbox
Searching for a repair part? Completing a heat loss calculation? Here are some tools to make your job easier.
Technical Videos
View instructional videos about combustion testing, LP conversions, and more!
Technical Literature
Manuals, Instruction Sheets, and Quick Start Guides.
Product Literature
Help your customers learn more about U.S. Boiler equipment.
Manufacturer’s Warranty
Refer to the product’s warranty for information about coverage.
Order Status
Check PO numbers that have been invoiced in the last 30 days without signing in.
Boiler Resource Center
Download U.S. Boiler product images, literature, and more!