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Availability
Type
-
Blower (5)
Electric Wall Furnace (3)
Gas Floor Furnace (3)
Gas Furnace (2)
Gas Wall Furnace (59)
Thermostat (1)
Heating BTU
-
7000 - 16999 (10)
17000 - 26999 (11)
27000 - 36999 (25)
37000 - 46999 (16)
47000 - 56999 (23)
57000 - 66999 (18)
67000 - 76999 (6)
77000 - 86999 (6)
87000 - 96999 (6)
97000 - 106999 (2)
107000 - 116999 (2)
117000+ (2)
AFUE (%)
×
AFUE (%)
AFUE (Annual Fuel Utilization Efficiency) measures the efficiency of combustion equipment over the entire heating season, and is calculated by dividing the amount of energy that is actually heating your home by the total energy contained in the fuel used by the boiler/furnace.
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-
58 - 59 (3)
64 - 65 (3)
66 - 67 (10)
68 - 69 (23)
70 - 71 (27)
72 - 73 (2)
74 - 75 (10)
76 - 77 (21)
78 - 79 (1)
Blower Motor Type
-
Available (7)
Multi-Speed (60)
PSC Multi-Speed (17)
Single Speed (14)
Vent Type
×
Vent Type
Products that use combustion (burning) of fuel to create heat also create potentially dangerous gasses that need to be exhausted (AKA "Vented"). Depending on the product, venting can be done via a chimney, through a side wall, or use a second vent to provide fresh air to the appliance.
-
Chimney Vent (74)
Direct Vent (26)
Fuel Type
×
Fuel Type
To create heat, some form of fuel is required. Fuel Type specifies what the product uses as an input to create heat.
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Electric (3)
Liquid Propane (49)
Natural Gas (51)
Product Line
+
Direct-Vent (11)
Forsaire (36)
High-Efficiency Direct-Vent (4)
M (60)
Monterey (8)
Monterey PLUS (9)
Monterey PLUS+ (5)
Solana (1)
Product Height (Inches)
+
1 - 5 (8)
6 - 11 (66)
18 - 23 (5)
24 - 29 (27)
30 - 35 (22)
60 - 65 (17)
72 - 77 (13)
78 - 83 (9)
84 - 89 (12)
Product Width (Inches)
+
1 - 3 (2)
4 - 7 (6)
8 - 11 (6)
12 - 15 (32)
16 - 19 (23)
20 - 23 (4)
24 - 27 (13)
28 - 31 (12)
32 - 35 (39)
40 - 43 (20)
48 - 51 (20)
Product Status
Available (91)
Discontinued (119)
Compare
Williams Forsaire - 40k BTU - Gas Direct-Vent Wall Furnace - 76.5% AFUE - Intermittent Pilot
Model: 4007332
(16)
Ask a Question
Offer Ends Tuesday, December 31
2% Check Discount
$2,139.00
$2,032.05
Free Freight
Free Lift Gate
In-Stock
View Details
Compare
Williams - 65K BTU - Room Heater - LP - 70% AFUE - With Blower
Model: 6501921A
(15)
Ask a Question
Offer Ends Tuesday, December 31
2% Check Discount
$2,123.00
$2,016.85
Free Freight
Free Lift Gate
In-Stock
View Details
Compare
Williams Forsaire - 40k BTU - Propane Direct-Vent Wall Furnace - 75.4% AFUE - Standing Pilot
Model: 4007731
(15)
Ask a Question
Offer Ends Tuesday, December 31
2% Check Discount
$1,745.00
$1,657.75
Free Freight
Free Lift Gate
In-Stock
View Details
Compare
Williams Forsaire - 55k BTU - Gas Direct-Vent Wall Furnace - 76.5% AFUE - Intermittent Pilot
Model: 5507332
(14)
Q&A
(1)
Offer Ends Tuesday, December 31
2% Check Discount
$2,357.00
$2,239.15
Free Freight
Free Lift Gate
In-Stock
View Details
Compare
Williams Forsaire - 55k BTU - Gas Top-Vent Wall Furnace - 76% AFUE - Intermittent Pilot
Model: 5508232
(14)
Ask a Question
Offer Ends Tuesday, December 31
2% Check Discount
$2,484.00
$2,359.80
Free Freight
Free Lift Gate
In-Stock
View Details
Compare
Williams Vent Starter Kit
Model: 9929
(12)
Ask a Question
$290.00
Free Shipping
In-Stock
View Details
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Williams - 35K BTU - Room Heater - LP - 68% AFUE - With Blower
Model: 3501921A
(11)
Ask a Question
Offer Ends Tuesday, December 31
2% Check Discount
$1,540.00
$1,463.00
Free Freight
Free Lift Gate
Only 5 In-Stock
View Details
Compare
Williams Monterey - 25,000 BTU - Gas Fired Wall Furnace - LP - 70% AFUE - Single Sided
Model: 2509621A
(9)
Ask a Question
Offer Ends Tuesday, December 31
$839.00
$797.05
Free Freight
Free Lift Gate
Only 4 In-Stock
View Details
Compare
Williams Monterey - 35,000 BTU - Gas Fired Wall Furnace - LP - 66% AFUE - Single Sided
Model: 3509621A
(9)
Ask a Question
Offer Ends Tuesday, December 31
$941.00
$893.95
Free Freight
Free Lift Gate
In-Stock
View Details
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Williams Monterey - 50,000 BTU - Gas Fired Wall Furnace - NG - 70% AFUE - Double Sided
Model: 5009622A
(9)
Ask a Question
Offer Ends Tuesday, December 31
2% Check Discount
$1,278.00
$1,214.10
Free Freight
Free Lift Gate
In-Stock
View Details
Compare
Williams - 50K BTU - Room Heater - LP - 68% AFUE
Model: 5001521A
(8)
Ask a Question
Offer Ends Tuesday, December 31
2% Check Discount
$1,549.00
$1,471.55
Free Freight
Free Lift Gate
Only 5 In-Stock
View Details
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Williams High Altitude Conversion Kit for 2509822 and 2509622A Series
Model: 9A331
(2)
Ask a Question
$110.00
Free Shipping
Factory-Direct!
View Details
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Williams High Altitude Conversion Kit for 3509822 and 3509622A Series
Model: 9A332
(2)
Ask a Question
$110.00
Free Shipping
Factory-Direct!
View Details
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Williams High Altitude Conversion Kit - For Williams 35k BTU Propane Room Heaters
Model: 9A345
(2)
Ask a Question
$110.00
Free Shipping
Only 5 In-Stock
View Details
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Williams High Altitude Conversion Kit - For Williams 65k BTU Natural Gas Room Heaters
Model: 9A358
(2)
Ask a Question
$110.00
Free Shipping
Factory-Direct!
View Details
Compare
Williams Direct-Vent - 30,000 BTU - Gas Direct-Vent Wall Furnace - LP - 66% AFUE - Up To 2,000 Ft Altitude
Model: 3003821
(26)
Q&As
(2)
Offer Ends Tuesday, December 31
2% Check Discount
$1,341.00
$1,273.95
Free Freight
Free Lift Gate
In-Stock
View Details
Compare
Williams Direct-Vent - 30K BTU - Gas Direct-Vent Wall Furnace - NG - 66% AFUE - Up To 2,000 Ft Altitude
Model: 3003822
(25)
Q&As
(2)
Offer Ends Tuesday, December 31
2% Check Discount
$1,341.00
$1,273.95
Free Freight
Free Lift Gate
In-Stock
View Details
Compare
Williams Forsaire - 65k BTU - Gas Top-Vent Wall Furnace - 76% AFUE - Standing Pilot
Model: 6508632
(16)
Ask a Question
Offer Ends Tuesday, December 31
2% Check Discount
$2,321.00
$2,204.95
Free Freight
Free Lift Gate
In-Stock
View Details
Compare
Williams Direct-Vent - 22K BTU - Gas Direct-Vent Wall Furnace - LP - 67% AFUE - Up To 2,000 Ft Altitude
Model: 2203821
(15)
Q&A
(1)
Offer Ends Tuesday, December 31
2% Check Discount
$1,258.00
$1,195.10
Free Freight
Free Lift Gate
Only 2 In-Stock
View Details
Compare
Williams Direct-Vent - 14K BTU - Gas Direct-Vent Wall Furnace - NG - 65% AFUE - Up To 2,000 Ft Altitude
Model: 1403822
(15)
Q&A
(1)
Offer Ends Tuesday, December 31
$1,047.00
$994.65
Free Freight
Free Lift Gate
Backordered
Estimated Ship Date January 27on new orders
View Details
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Williams - 50K BTU - Room Heater - LP - 68% AFUE - With Blower
Model: 5001921A
(12)
Ask a Question
Offer Ends Tuesday, December 31
2% Check Discount
$1,736.00
$1,649.20
Free Freight
Free Lift Gate
Only 3 In-Stock
View Details
Compare
Williams - Automatic Blower - 150 CFM - 120V
Model: 2102
(11)
Ask a Question
$457.00
Free Shipping
In-Stock
View Details
Compare
Williams Monterey - 25,000 BTU - Gas Fired Wall Furnace - NG - 70% AFUE - Single Sided
Model: 2509622A
(8)
Ask a Question
Offer Ends Tuesday, December 31
$883.00
$838.85
Free Freight
Free Lift Gate
Only 5 In-Stock
View Details
Compare
Williams Monterey - 35,000 BTU - Gas Fired Wall Furnace - NG - 66% AFUE - Single Sided
Model: 3509622A
(8)
Q&A
(1)
Offer Ends Tuesday, December 31
$941.00
$893.95
Free Freight
Free Lift Gate
In-Stock
View Details
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