Williams 3501921, 5001922, 3502922, 2001622, 3501522, 6502921, 6502521, 5002522, 6501522, 5002922, 2001621, 5001521, 3502522, 2001622.3, 3502521, 3502921, 3501521, 6501521, 3501922, 6501922, 5001921, 5002521, 6502922, 6502522, 6501921, 5001522, 5002921 User Manual


Enjoy instant warmth plus lower heating cost with a traditional enclosed or fireplace-look heater!

New glass-front “fireplace-look” or enclosed vented hearth heaters provide comfort for hard-to-heat areas. Our vented hearth heaters are designed to give you maximum efficiency, low fuel consumption and quiet operation.

We have a compact enclosed model for smaller rooms that is both economical to purchase and operate.

Enclosed Front

35,000-65,000 Btu/hr


Available in

20,000 Btu/hr

20,000 Btu/hr



Hearth Heaters

35,000-65,000 Btu/hr

Design Features

No electricity required

Burners engineered for quiet ignition and maximum heat efficiency

Louvered-top design and front grille for improved heat circulation

Factory-installed ceramic fiber logs (fireplace model)

Natural and propane gas models (Conversion kit available)

“Matchless” pilot igniter

Automatic temperature and safety controls

Resettable vent-limit safety switch

Thermostat included, may be wall-mounted or cabinet-mounted

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