Vent-free gas stove · Pleasant Hearth

Pleasant Hearth VFS2-PH20DT Vent-Free Gas Stove

Vent-free gas stove, up to 700 sq ft, 20,000 BTU/h

Heats up to (maker)
700 sq ft
Heat output (maker)
20,000 BTU/h
Fuel
Dual fuel
Venting
vent free
Blower
variable speed blower
Thermostat
Thermostat
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In short

Pick it for supplemental heat for one room.

Wins
20,000 BTU/h.
Gives ground
Adds moisture to the room.
Suits
Supplemental heat for one room.

Updated October 2026

What you get

The Pleasant Hearth VFS2-PH20DT Vent-Free Gas Stove is a vent-free gas stove that its maker rates at 20,000 BTU per hour and says heats up to 700 square feet.

Treat the 700 square feet as the maker's best case for an open, reasonably insulated space, and check it against your room before choosing.

At full fire it burns about 19 cubic feet of natural gas or about 0.22 gallons of propane an hour (its 20,000 BTU/h divided by EIA's heat content for each fuel).

As a vent-free unit it burns room air and releases its exhaust and moisture into the room, so nearly all its heat stays indoors. Its manual sets a minimum room size for its BTU rating, and some local codes restrict vent-free appliances. Vent-free vs direct-vent.

Fuel, per the listing: Dual fuel. Never connect a gas heater to a fuel it isn't set for.

Also on the listing: overall dimensions of 23.5 in (D) x 23.5 in (W) x 23.5 in (H) and a shipping or unit weight of 58 lb.

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 numberVFS2-PH20DTRetailer
Dimensions (seller)23.5"D x 23.5"W x 23.5"HRetailer
Product weight58 lbRetailer
Heat output (maker)20,000 BTU/hRetailer
Mounting / installationFreestandingRetailer
Heats up to (maker)700 sq ftRetailer
Ventingvent freeRetailer
FuelDual fuelRetailer
ThermostatThermostatRetailer
Blowervariable speed blowerRetailer

Is it the right heater for the room?

Pick it when

  • Supplemental heat for one room
  • Homes with gas or propane

Pass on it when

  • Bedrooms and small rooms the manual excludes
  • Places where local code bans vent-free heaters

Where it wins, where it gives ground

Wins

  • 20,000 BTU/h
  • No chimney needed
  • Dual fuel

Gives ground

  • Adds moisture to the room
  • Restricted by some local codes
  • 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

Other gas stoves, fireplaces and inserts in the same heat range

Every gas stoves, fireplaces and inserts on one chart · All Pleasant Hearth models listed

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 Pleasant Hearth VFS2-PH20DT Vent-Free Gas Stove use?
At full fire, about 19 cubic feet of natural gas or about 0.22 gallons of propane an hour, from its 20,000 BTU/h rating and EIA's heat contents; lower settings use less.
Does the Pleasant Hearth VFS2-PH20DT Vent-Free Gas Stove need a vent or chimney?
No: it's vent-free. Its manual sets the minimum room size and other limits, and some local codes restrict vent-free heaters.

Bottom line

Pick it for supplemental heat for one room.