Commercial natural gas boiler

Qualified boilers have an efficiency rating of 90% or greater, making them more efficient than models that meet the federal minimum standard for energy efficiency.


  • ≥ 90% AFUE Rebate: $700
  • ≥ 94% AFUE Rebate: $900
  • Must be listed in AHRI directory
  • Rebates are for existing buildings only
  • Maximum Btuh 300,000. Larger units may be eligible for Custom Rebates program.  Pre-approval is required prior to purchase and installation.  Call 1-866-255-4268 for more details.

How do I find a qualified dealer?

Visit our online Dealer Locator to find a professional in your area. 
Iowa rebate reference guide

A printable summary of our most popular rebates for business.

download the guide