Williams 2203821 and 3003621 22,0000 and 30,000 BTU Direct Vent Furnace

Certified for use in all provinces and states in North America.

  • 22,000 BTU – #4172
  • 30,000 BTU – #4173


Compact, space-saving furnaces featuring simple, low-cost installation.  Attractive and
economical, Direct-Vent furnaces are a popular choice for heating the home.

Direct-Vent Gravity
These models require no electricity and are great during power outages. Thermostat may
be wall- or cabinet-mounted.

Design Features

  • Optional Blower Kit
  • No Electricity Required Unless Blower Is Installed
  • “Matchless” pilot igniter
  • Easy installation – all vent material included
  • All vent caps include built-in “Bird Guard”
  • Long-life, ceramic-coated combustion chamber (22,000 and 30,000 Btu/hr. models)
  • Automatic temperature and safety controls
  • Sealed combustion chamber requires no room air
  • Attractive, durable, soft-white, scratch-resistant finish blend with any décor
  • Natural and propane gas models (conversion kits available)
  • Thermostat included, may be wall- or cabinet-mounted

Williams Direct Vent Product Brochure

Williams Direct Vent Furnaces Installation Manual 2018

Williams Direct Vent Replacement Parts (All Models)

Williams Direct Vent Blower Kit (2302 and 2303) Replacement Parts