There are three types of boilers we typically install, troubleshoot, service and repair.
1) Atmosheric boiler: Oldest and least efficient boiler, app. 80%.
2) Power vented boiler: Newer and more efficient boiler, app. 85%.
3) Modulating condensing boiler: Newest and most efficient boiler, app. 95+%. Most have tax credits and utility rebates.
Here are some of the boilers we install, troubleshoot and repair:
VIESSMANN
BUDERUS
BURNHAM
PEERLESS
WEIL-McLAIN
PRESTIGE
RINNAI
MASCOT