Laars Mascot LX Boiler Overview

The Laars Mascot LX is a wall-hung combi gas boiler with an efficiency rating of 95% AFUE. It is an Energy Star Most Efficient 2016 product and is available in 7 sizes ranging from 50 MBH to 220 MBH. It has a stainless steel heat ASME exchanger and a stainless steel brazed plate direct hot water heat exchanger and uses advanced water flow technology. The unit can be used with natural or propane gas and features ultra-low NOx emissions. It has an auto-cascade setup for multiple boiler installations and can be direct vented up to 150 feet. The Mascot LX uses a Laars integrated control system which includes temperature control, diagnostics, outdoor reset capability and easy wiring access.

Questions about this model?

Consumer Reviews of Laars Mascot LX


  • Very Satisfied
  • Somewhat Satisfied
  • Neutral
  • Somewhat Unsatisfied
  • Very Unsatisfied
  • #1 of 8 Laars Boiler
  • 71.43% of customers recommended

Read Reviews of Other Laars Products

Find ratings and reviews for Laars Boilers, Water heaters and more

Read Reviews

Top 10 Boilers

See who made our list of the best Boilers of 2020.

See the Top Products

Find a Certified Heating & Cooling Professional In Your Area

Contact a top-rated local expert to help with all of your home's HVAC needs.

Laars Mascot LX Boiler Reviews

Showing 6-7 of 7 reviews

"Boiler review"

5.0 rating
Very Satisfied

Great job by contractor. All the hot water we need.

Don Coupe


"Very happy with the Mascot LX"

5.0 rating
Very Satisfied

I had a Mascot LX installed this past winter to replace an old boiler and it has been great. My heating costs dropped significantly and I have had no problems. Very happy with it!

Brian B.

Portsmouth, NH

Other Mascot LX Reviews

There are very few online consumer comments regarding the Mascot LX. A homeowner on asked for opinions of the Mascot LX and a similar Lochinvar boiler. There were two replies, one saying that the installation is more important than the equipment, and another saying that they are both good choices.

Mascot LX Warranty

The warranty for the Laars Mascot LX boiler is comprised of the following:

  • 2-year limited parts and labor warranty
  • 15-year limited warranty on the primary heat exchanger. The warranty is prorated after the eighth year

HVAC Brands

Learn more about your home's heating and cooling system with our guides, how-to's, FAQ's, tips and more.

Ready to get a quote from an HVAC contractor?

Let us know what type of service you need and we can connect you with a certified local HVAC contractor.

Please enter a valid name

Please enter a valid phone number

Please enter a valid zip code

There are no dealers in this zip code.

Please enter a valid email address

Please select repair or replace

Please select heating, cooling or both