What's New?

KN is pleased to announce that October 28 through November 2, we will be showing at the ASPE 2016 Convention & Expo in Phoenix!

learn more

HeatNet 3.0 digital boiler management system offers real-time remote monitoring.

learn more

All KN Series boilers by ATH have certified testing through AHRI and carry thermal efficiencies of 92.7%, qualifying the family of boilers for full incentive rebates in most locales. Please verify local jurisdiction efficiency requirements to ensure compliance.

learn more

Exciting News! Condensing in Cast Iron is Recognized in 2012 ASHRAE HVAC Systems and Equipment Handbook.

learn more