Williams 14,000 BTU Gravity Furnace, Natural Gas, Direct Vent

Williams 1403822 14,000 BTU Gravity Furnace, Natural Gas, Direct Vent designed for efficient heating in homes, garages, and workshops

Williams gravity furnace installed through an exterior wall, with the vent tube, vent cap, air inlet shield, wall fasteners, spacer plate, and mastic labeled.

Durable Williams vent cap designed for reliable airflow and weather protection.

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Williams

In stock

Model

1403822 *

235413

Was $1,794.82

Your Low Price $989.00

Product Features

14,000 BTU Heating Capacity
Natural Gas Direct-Vent Design
65% AFUE Efficiency for Energy-Saving Performance
Long-Life Ceramic-Coated Combustion Chamber

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Williams 14,000 BTU Gravity Furnace, Natural Gas, Direct Vent

Williams 14,000 BTU Gravity Furnace, Natural Gas, Direct Vent + $989.00

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Blower

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Williams 9303 Vent Extension 24” for 14038 and 30038 Series

Venting

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Gas Conversion Kit 8939 for Natural Gas to Propane Gas for 1403822

Fuel Conversion Kits

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8A141 High Altitude Conversion Kit - For Williams 1403822

High Altitude Conversion Kits

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Williams 8967 Millivolt Wall Thermostat Kit for all Williams Heaters

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5 Questions Answered

Description

Safe, sealed-combustion wall furnace delivers efficient zone heating without electricity while keeping indoor air clean and comfortable

The Williams Direct Vent Gravity Furnace is a compact, space-saving heating solution designed to provide safe, efficient warmth without using indoor air for combustion. Ideal for homes, apartments, and cabins, it delivers reliable zone heating with simple installation and dependable performance even during power outages.

Equivalent of Cozy CDV142E

Key Benefits

14,000 BTU Heating Power Provides reliable heat output
Sealed Combustion System Keeps indoor air clean and safe
No Electricity Required Operates during outages for reliable heat
Zone Heating Efficiency Heat only occupied spaces to save energy
All-in-One Venting Kit Simplifies installation with included components
Matchless Pilot Ignition Easy lighting without matches or hassle
Flexible Fuel Options Available for natural gas or propane use

Sealed Combustion Safety

The sealed combustion system draws fresh air from outside and vents exhaust directly outdoors, ensuring that no indoor air is used resulting in cleaner, safer heating for your living space.

Electricity-Free Operation

Designed to operate without electricity, this furnace provides consistent heating even during power outages, making it a dependable solution in any environment.

Easy Installation with Included Venting (Horizontal Termination Only)

Your direct-vent wall furnace is shipped ready to install against an exterior wall up to 9 inches thick. For walls greater than 9 inches, and up to 24 inches thick use an optional 15" vent extension or 24" vent extension.

Compact, Space-Saving Design

With its slim profile and wall-mounted design, this unit fits easily into a variety of spaces, making it ideal for both new construction and retrofit applications.

Warranty

The unit includes a 10-year limited warranty on the combustion chamber and a 1-year limited warranty on all other parts when installed by a qualified professional.

Installation Requirements

Installation must be performed by a qualified professional to maintain warranty coverage. Proper venting and adherence to local codes are required for safe and compliant operation.

Product Specs

More Information
Williams 14,000 BTU Gravity Furnace, Natural Gas, Direct Vent
Feature	Spec
SKU	1403822
Weight (in lbs)	56
Brand/Manufacturer	Williams
Replaces	Cozy CDV142E
UPC	93909299064
Housing Material / Finish	Steel / Powder Paint
Furnace Efficiency / AFUE	66%
Heating BTU	14,000 BTU
Venting Type	Direct Vent
Operating Mode	Heating
Connection	1/2"
Ignition Type	Matchless Pilot Igniter
Fuel Type	Natural Gas
Certification	CSA
Color	White
Height	26.25"
Width	18"
Depth	7.125"
Indoor / Outdoor	Indoor
Warranty	10 Year Limited Warranty on Combustion Chamber, 1 Year on All Other Parts
Resources	Owner's Manual Product Sheet You will need AdobeÂ® AcrobatÂ® Reader to view PDF documents
Safety Information	PROPOSITION 65 WARNING This product and many products on our site may contain a chemical know to the state of California to cause cancer or birth defects or other reproductive harm. For more information about Proposition 65 please Click Here.
Blower Accessory for 14038 Series
Feature	Spec
SKU	2303
Weight (in lbs)	5.5
Brand/Manufacturer	Williams
UPC	93909040932
Maximum CFM	125 CFM
Warranty	1-Year Limited Parts Warranty
Safety Information	PROPOSITION 65 WARNING This product and many products on our site may contain a chemical know to the state of California to cause cancer or birth defects or other reproductive harm. For more information about Proposition 65 please Click Here.
Williams 9303 Vent Extension 24” for 14038 and 30038 Series
Feature	Spec
SKU	9303
Weight (in lbs)	10
Brand/Manufacturer	Williams
UPC	93909001636
Diameter	24 Inches
Height	9.5"
Width	9.5"
Depth	26"
Warranty	1-Year Limited Parts Warranty
Safety Information	PROPOSITION 65 WARNING This product and many products on our site may contain a chemical know to the state of California to cause cancer or birth defects or other reproductive harm. For more information about Proposition 65 please Click Here.
Williams 9304 Vent Extension 15” for 14038 Series
Feature	Spec
SKU	9304
Weight (in lbs)	8
Brand/Manufacturer	Williams
UPC	93909001643
Diameter	15 Inches
Height	9.5"
Width	9.5"
Depth	18.5"
Warranty	1-Year Limited Parts Warranty
Safety Information	PROPOSITION 65 WARNING This product and many products on our site may contain a chemical know to the state of California to cause cancer or birth defects or other reproductive harm. For more information about Proposition 65 please Click Here.
Williams 9307 Thin-Wall Collar Kit
Feature	Spec
SKU	9307
Weight (in lbs)	3.5
Brand/Manufacturer	Williams
UPC	93909001698
Height	3"
Width	9.5"
Depth	14.5"
Warranty	1-Year Limited Parts Warranty
Safety Information	PROPOSITION 65 WARNING This product and many products on our site may contain a chemical know to the state of California to cause cancer or birth defects or other reproductive harm. For more information about Proposition 65 please Click Here.
Gas Conversion Kit 8939 for Natural Gas to Propane Gas for 1403822
Feature	Spec
SKU	8939
Weight (in lbs)	3
Brand/Manufacturer	Williams
Warranty	1-Year Limited Parts Warranty
Safety Information	PROPOSITION 65 WARNING This product and many products on our site may contain a chemical know to the state of California to cause cancer or birth defects or other reproductive harm. For more information about Proposition 65 please Click Here.
8A141 High Altitude Conversion Kit - For Williams 1403822
Feature	Spec
SKU	8A141
Weight (in lbs)	1
Brand/Manufacturer	Williams
Warranty	1-Year Limited Parts Warranty
Safety Information	PROPOSITION 65 WARNING This product and many products on our site may contain a chemical know to the state of California to cause cancer or birth defects or other reproductive harm. For more information about Proposition 65 please Click Here.
Williams P322016 Millivolt Thermostat
Feature	Spec
SKU	P322016
Weight (in lbs)	1
Brand/Manufacturer	Williams
UPC	93909020590
Warranty	1-Year Limited Parts Warranty
Safety Information	PROPOSITION 65 WARNING This product and many products on our site may contain a chemical know to the state of California to cause cancer or birth defects or other reproductive harm. For more information about Proposition 65 please Click Here.
Williams 8967 Millivolt Wall Thermostat Kit for all Williams Heaters
Feature	Spec
SKU	8967
Weight (in lbs)	0.63
Brand/Manufacturer	Williams
Warranty	1-Year Limited Parts Warranty
Safety Information	PROPOSITION 65 WARNING This product and many products on our site may contain a chemical know to the state of California to cause cancer or birth defects or other reproductive harm. For more information about Proposition 65 please Click Here.
Williams P332491 Wireless Digital Wall Thermostat
Feature	Spec
SKU	P332491
Weight (in lbs)	1
Brand/Manufacturer	Williams
UPC	93909020002
Warranty	1-Year Limited Parts Warranty
Safety Information	PROPOSITION 65 WARNING This product and many products on our site may contain a chemical know to the state of California to cause cancer or birth defects or other reproductive harm. For more information about Proposition 65 please Click Here.
Williams P332493 Digital Wall Thermostat
Feature	Spec
SKU	P332493
Weight (in lbs)	1
Brand/Manufacturer	Williams
UPC	93909020002
Warranty	1-Year Limited Parts Warranty
Safety Information	PROPOSITION 65 WARNING This product and many products on our site may contain a chemical know to the state of California to cause cancer or birth defects or other reproductive harm. For more information about Proposition 65 please Click Here.

Reviews

Accessories

FAQ's

Customer Questions

What makes a gravity furnace different from forced-air systems?

Hello, thank you for reaching out. Gravity furnaces rely on natural airflow instead of blowers, eliminating the need for electricity. If you install the blower accessory - the blower requires the need of electricity in order to work. If you have additional questions, please feel free to reach out over the phone to our Customer Service line at 1-888-901-5460. Have a great rest of your day.

Are gravity furnaces reliable during power outages?

Hello, thank you for reaching out. Yes, they operate independently of electricity, making them highly dependable (if the blower accessory is installed - it will not work without electricity). If you have additional questions, please feel free to reach out over the phone to our Customer Service line at 1-888-901-5460. Have a great rest of your day.

Where are gravity furnaces most commonly used?

Hello, thank you for reaching out. The Williams direct vent gravity furnaces are ideal for various applications such as garages, workshops, and cabins. If you have additional questions, please feel free to reach out over the phone to our Customer Service line at 1-888-901-5460. Have a great rest of your day.

Do gravity furnaces provide consistent heat?

Hello, thank you for reaching out. Yes, these units deliver steady warmth through the use of natural convection. If you have additional questions, please feel free to reach out over the phone to our Customer Service line at 1-888-901-5460. Have a great rest of your day.

Are gravity furnaces energy efficient?

Hello, thank you for reaching out. Yes, these direct vent gravity furnaces combine a direct vent, sealed combustion design with natural convection heating. This helps to reduce energy losses while it eliminates the need of electricity to circulate the heat (if the blower accessory is installed - it will require electricity to operate). If you have additional questions, please feel free to reach out over the phone to our Customer Service line at 1-888-901-5460. Have a great rest of your day.