Gas insert · ProCom

ProCom PC36VFC Gas Fireplace Insert

4,200 BTU/h gas insert

Heat output (maker)
4,200 BTU/h
Venting
Ventless
Material
Cast Iron
Dimensions (seller)
18.88"D x 42.5"W x 36.32"H
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In short

Pick it for clean-venting room heat.

Wins
4,200 BTU/h.
Gives ground
Needs a vent route.
Suits
Clean-venting room heat.

Updated October 2026

What you get

The ProCom PC36VFC Gas Fireplace Insert is a gas insert rated by its maker at 4,200 BTU per hour.

At full fire it burns about 4 cubic feet of natural gas an hour (its 4,200 BTU/h divided by EIA's heat content for each fuel).

As a vented unit it sends its exhaust outside through the vent system its manual lists, so it leaves room air alone; the vent route has to suit the house.

Also on the listing: overall dimensions of 18.88 in (D) x 42.5 in (W) x 36.32 in (H) and cast iron construction.

The figures, from the maker

Each figure is the maker's or the listing's own, with its source marked. A figure the maker doesn't give is shown as not stated.

Model numberPC36VFCRetailer
PowerGas PoweredRetailer
Dimensions (seller)18.88"D x 42.5"W x 36.32"HRetailer
MaterialCast IronRetailer
Mounting / installationZero-Clearance FireboxRetailer
Heat output (maker)4,200 BTU/hRetailer
Features (seller)Zero Clearance DesignRetailer
Model name36in. Universal Ventless Firebox Insert - Zero Clearance DesignRetailer
VentingVentlessRetailer

Is it the right heater for the room?

Pick it when

  • Clean-venting room heat
  • Homes with gas or propane

Pass on it when

  • Homes without a vent route
  • Homes without gas or propane

Where it wins, where it gives ground

Wins

  • 4,200 BTU/h
  • Exhaust vented outside

Gives ground

  • Needs a vent route
  • Needs a gas line

Know before you install

  • Figures are the maker's own and are rated in the maker's conditions. Installation, venting, chimney, gas and electrical work follow the manual and local code, carried out by a qualified installer.

Heaters to weigh against it

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Buying this model

The button opens this exact model's listing. Prices and stock change, and installation parts are usually sold separately; check the box contents and the manual's venting list before you order.

Prices change often; the button shows today's price.

Each button opens this exact model. We may earn a commission on tracked links; it never changes what we publish. Disclosure

Questions about this model

How much gas does the ProCom PC36VFC Gas Fireplace Insert use?
At full fire, about 4 cubic feet of natural gas an hour, from its 4,200 BTU/h rating and EIA's heat contents; lower settings use less.
Does the ProCom PC36VFC Gas Fireplace Insert need a vent or chimney?
Yes: it vents outside through the system its manual lists.

Bottom line

Pick it for clean-venting room heat.