Table of Contents
Lennox Boiler Reviews | Consumer Ratings
Lennox offers several different types of boilers, including their most efficient boiler, which is a modulating condensing boiler that offers efficiency ratings up to 95% AFUE. Modulating means the boiler runs at a firing rate according to demand, and the condensing boiler leeches out as much heat as possible. A condensing boiler utilizes so much heat it produces the can use an approved low-temperature venting. Venting such as PVC or CPVC where a conventional boiler vents much more heat that requires high-temperature venting materials to vent the combustion byproducts.
What is an Outdoor Reset Control?
An outdoor reset control is a device that changes the setpoint on your boiler based on the outside air temperature. It has been tested extensively and is a proven method of reducing energy consumption therefore saving on energy costs. In some regions, if you have an outdoor reset control, you qualify for energy and tax credits/rebates.
Features
Various features for hot water boilers include:
- Cast aluminum heat exchangers for better heat exchange over cast iron in selected hot water boilers
- Sealed combustion designs in selected hot water boilers
- Energy Star ratings on selected hot water boilers
- Compact designs in selected hot water boilers
- Electronic ignition
- Automatic vent dampers on selected hot water boilers
- Optional domestic hot water coils for providing hot water for domestic use on selected hot water boilers.
Lennox Boiler Reviews | Consumer Ratings - About Lennox
Lennox started in 1895 with a riveted steel furnace and eventually began producing other home comfort products. They boast more than 60 home comfort products in the HVAC product line-up. They also produce light commercial products for businesses.
Lennox Boiler Reviews | Consumer Ratings
*For all efficiency ratings please visit the AHRI website database for manufacturer’s certification for efficiency for a specific model number appliance. AHRI is the certifying and testing agency responsible for the efficiency ratings with the HVAC industry.

