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Heatilator Caliber 42X gas fireplace

HeatilatorGas FireplacePremium ($$$)

Gas Fireplace Specifications

Installation Scenario
Blank Wall, Fireplace Replacement, New Construction
Turn Down Rate
 Up to 48%
Fan Kit
 Optional
Remote Control
 Optional
Heat Output
Medium / Significant
Front Width
48.06 in.
Back Width
35.38 in.
Opening Height
42.88 in.
Depth
22 in.

About the Heatilator Caliber 42X

The big, bold and comfy Caliber gas fireplace makes it possible. Gather ’round dancing flames in an expansive hearth that puts out generous heat. Even run your fireplace by smart speaker or your phone. With on-trend styling choices to fit your look, it will be your favorite spot in the home.

Outfit your Caliber with a choice of brick interiors or reflective black glass to go with Oak hand-painted logs. Want less heat or to enjoy the fireplace ambiance year-round? Our heat-management options keep the comfort level just right. Upgrade to the premium Caliber X for even more fireside presence, plus a fan if you have a larger space to warm up.

Product Resources

Common Questions

How long does a gas fireplace last?

Fifteen to twenty years on average. To get the most out of your fireplace, purchase a high-quality unit and have it cleaned yearly after the season ends.

From our guide: Is a Gas Fireplace’s Lifespan Really 15 to 20 Years on Average?

Is a modern gas fireplace really enough to heat a room?

The days of decorative-only gas heat are over. Advanced direct-vent technology and high-output heat exchangers make a modern gas fireplace one of the most dependable ways to keep your family comfortable, even during a cold snap.

From our guide: Gas Fireplaces & Fireplace Inserts: The Ultimate Home Heating Guide

What should you bring to the showroom?

Pictures are worth a thousand words: one up-close shot of your fireplace or stove location and one of the entire room. Preparation creates clarity, so you leave with the right unit for your home instead of a guess.

From our guide: What Info Should You Bring With You to a Fireplace Showroom?

How do you find out what the Heatilator Caliber 42X would cost for your home?

Use the Get Instant Estimate button on this page. Answer a few questions about your space and you’ll get an estimate for the unit and the venting your installation needs, with no phone call required.

Serving Southeastern Pennsylvania

The Stove Shop installs and services fireplaces, stoves, and inserts from the Phoenixville, PA showroom, serving Norristown, Oaks, Paoli, Phoenixville, Villanova, Wayne, and towns across the region. See our full service radius.