A Classic Fireplace, Reimagined.

The
Chaska 335S Gas Insert transforms your existing wood-burning fireplace into an efficient, beautiful source of warmth. Designed to fit into an existing masonry fireplace, it combines modern performance with timeless fireside appeal.
Product Features
Download BrochureStandard Features
Viewing area: 29 3/8” x 15-13/16”
36,000 BTU/hr Input NG
36,500 BTU/hr Input LP
Ceramic Glass
Fan Kit
Co-Linear Air Duct
Accepts 3” Combustion Air / 3”
Upper Hood & Lower Grill Exhaust
Innovative vent connection system
High/Low Regulator Speed Control with Receptacle
Assembly Log Set Engineer-designed burner system
Certified to ANSI Z21.88 Vented Gas Heater
Efficiencies
MV
- ENERGUIDE P.4 NG/LP | 65.74% / 66.63%
- Steady State NG/LP | 80% / 75%
- AFUE % NG/LP | 73.8% / 76.2%
Efficiencies Glossary:
- P.4 Efficiency (ENERGUIDE) is an efficiency rating more recognized in Canada to measure annual fireplace efficiency.
- Steady State Efficiency is a measure of how efficiently your fireplace converts fuel to heat once it is warmed up and operating at a steady temperature.
- Annual Fuel Utilization Efficiency (AFUE) is a measurement of the fireplace’s ability to convert fuel to heat over a longer period of time including the cycling on and off time period.
Required Design Features
Screen Front
For options and pictures, look at the Chaska brochure under the Resources tab.
Technical Manuals
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