Baxi Boilers

The right model and the right output for your home.
 

Luna Duo-tec 40GA

A high efficiency modulating condensing combi wall-mounted boiler with built-in safety & performance enhancing components.

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Features

  • 125 MBH Input
  • 95% AFUE
  • ENERGY STAR® Certified
  • THINK combustion management system
  • GAC (gas adaptive control)
  • 7:1 Turndown modulation ratio in DHW mode
  • 5.5:1 Turndown modulation ratio in central heating mode
  • Two-speed modulating pump with built-in air vent
  • Stainless steel ANSI 316L pre-mixed burner and heat exchanger
  • Enhanced stainless steel secondary heat exchanger delivers domestic hot water
  • Domestic hot water flow rates 3.9 GPM @ 70° F temperature rise
  • Equipped with the pre-heating function of the exchanger which guarantees the immediate production of domestic hot water at the set comfort temperature
  • Electronic Ignition
  • Freeze Protection Safety Device
  • Vent Material; coaxial or two-pipe polypropylene
  • Approved for closet installation, saving valuable living space
  • Gas Type: Natural Gas / Propane
  • Dimensions: 17.72"(w) x 13.59"(d) x 30"(h)
  • Weight: 102lbs

Documents

Brochure

Baxi Residential Boiler Brochure 10-12-21

User Manual

Luna Duo-tec 40GA USER

Installation & Operation Manual

Luna Duo-tec 40GA / 1.33GA IOM (03-12/19)

Parts List

Luna Duo-tec 40GA 1.33GA Spare Parts

Warranty

BAXI Condensing Boiler Warranty - French
BAXI Condensing Boiler Warranty

Engineering Documents / Resources

Baxi uSense WiFi Thermostat Discontinued Bulletin 11-30-21
BH Type II Venting Instructions Rev. A
BAXI Twin Pipe Vent Spec & Sub Rev. A
BAXI Coaxial Vent Spec and Sub Rev. A
Luna Duo-tec 40GA Submittal Rev. B
Luna Duo-tec 40GA Spec Sheet Rev. B
Troubleshooting Guide
Energy Guide Label

Archived Documents

Brochure

Baxi Residential Combi & Heating Brochure 2-13-20
Baxi Residential Combi & Heating Brochure 12-19-19
Baxi Residential Combi & Heating Brochure 9-13-19

Installation & Operation Manual

Luna Duo-tec 40GA IOM (1-03/18)

Engineering Documents / Resources

Luna Duo tec 40GA Submittal
Luna Duo tec 40GA Spec Sheet

Videos

Baxi Pro Tips - Information Menu

Baxi Pro Tips - Control Functions

Baxi Combi Boiler 40GA Product Highlight

BAXI Luna Duo-tec Gas Adaptive Technology

Testimonials

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