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Williams Monterey 25,000 BTU Single Sided Propane, Top Vent Gas Wall Heater

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By

Williams

In stock

Model

2509621A *

ID

235309

Was $1,513.19
Your Low Price $899.00
 
Product Features
  • 25,000 BTU Heating Capacity
  • 66% AFUE Rating
  • Propane-Fired Wall Furnace
  • Single-Sided Warm Air Delivery
  • Matchless Piezo Ignition
  • 1-Year Parts and 10-Year Heat Exchanger Warranty
Customize Williams Monterey 25,000 BTU Single Sided Propane, Top Vent Gas Wall Heater
Williams Monterey 25,000 BTU Single Sided Propane, Top Vent Gas Wall Heater
Williams Monterey 25,000 BTU Single Sided Propane, Top Vent Gas Wall Heater
Williams Monterey 25,000 BTU Single Sided Propane, Top Vent Gas Wall Heater   + $899.00
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Williams 6901 Rear Outlet Register for 2509 and 3509 Series
Williams Vent Starter Kit - 9929
Williams 8967 Millivolt Wall Thermostat Kit for all Williams Heaters
Williams 9A334 High Altitude Conversion Kit for 2509821 & 2509621A
Williams Monterey 25,000 BTU Single Sided Propane, Top Vent Gas Wall Heater

$899.00

Monterey Single-Sided Top Vent Gas Wall Heater - Propane

The Williams Monterey 25,000 BTU Top-Vent Wall Furnace is a single-sided gravity vented convection heater that delivers dependable, electricity-free zone heating for homes, apartments, cabins, offices, and room additions.

Designed for quiet, natural convection heating, it distributes warm air without the need for a blower or electrical connection, making it a reliable source of comfort even during power outages. Featuring a matchless piezo ignition system and compatibility with a 4-inch oval vent, this wall furnace offers efficient performance and flexible installation for a variety of residential applications.

Key Benefits

  • 25,000 BTU heating capacity
  • Single-sided gravity vented convection heater
  • Propane operation
  • Matchless piezo ignition for quick, convenient startup
  • Compatible with a 4-inch oval vent system
  • Recessed or surface-mounted installation
  • Operates without electricity
  • Optional blower available for increased air circulation
  • Resettable vent-limit safety switch
  • 10-year limited warranty on the combustion chamber

Gravity Vented Convection Heating

The Monterey wall furnace uses natural convection to circulate warm air throughout the room without requiring electricity. Its gravity vented design provides quiet, consistent comfort while helping reduce heating costs by warming only the occupied space.

Matchless Piezo Ignition

The standing pilot features a built-in matchless piezo ignition for quick, convenient lighting without matches or external ignition sources, making seasonal startup simple and dependable.

Flexible Installation Options

Designed for new construction and replacement applications, the furnace can be recessed into the wall or surface mounted to fit your installation needs. It vents through a 4-inch oval vent, providing compatibility with standard top-vent installations.

Single-Sided Room Heating

This single-sided wall furnace is engineered to provide efficient, focused heating for the room in which it is installed. Its natural convection design delivers steady warmth without fans or complicated controls, making it an ideal solution for bedrooms, living rooms, offices, and other individual spaces.

Built-In Safety and Control

Equipped with automatic temperature controls and a resettable vent-limit safety switch, this heater ensures safe, reliable operation in a variety of environments.

Venting Notice

This is a gas fired heater. Emissions must be vented from the space. For detailed venting requirements, please refer to pages 14-16 of the Williams Monterey Owner's Manual.

Warranty

The Monterey wall heaters include 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 completed by a qualified professional to maintain warranty coverage. Proper venting and adherence to local codes are required for safe and compliant operation.

More Information
Williams Monterey 25,000 BTU Single Sided Propane, Top Vent Gas Wall Heater
FeatureSpec
SKU2509621A
Weight (in lbs)83
Brand/ManufacturerWilliams
UPC93909298975
Housing Material / FinishMatchless Piezo
Furnace Efficiency / AFUE 65-69%
Heating BTU25,000 BTU
Venting TypeTop Vent
Operating ModeHeating
Connection1/2"
TypeOptional Blower
Ignition TypeMatchless Pilot Ignition
Fuel TypePropane
CertificationCSA
ColorWhite
Height65.75"
Width16"
Depth6"
Warranty10 Year Limited Warranty on Combustion Chamber, 1 Year on All Other Parts
Resources You will need Adobe® Acrobat® Reader to view PDF documents
Safety InformationPROPOSITION 65 WARNING
Williams Monterey PLUS - 100 CFM Top Vent Blower
FeatureSpec
SKU2901
Weight (in lbs)9
Brand/ManufacturerWilliams
UPC93909001513
Height8"
Width16"
Depth10"
Warranty1-Year Limited Parts Warranty
Safety InformationPROPOSITION 65 WARNING
Williams Monterey PLUS - 125 CFM Top Vent Blower
FeatureSpec
SKU2907
Weight (in lbs)9
Brand/ManufacturerWilliams
UPC93909038403
Height18"
Width10"
Depth8"
Warranty1-Year Limited Parts Warranty
Safety InformationPROPOSITION 65 WARNING
Williams Trim Strip Accessory
FeatureSpec
SKU4701
Weight (in lbs)5
Brand/ManufacturerWilliams
UPC93909001834
Warranty1-Year Limited Parts Warranty
Safety InformationPROPOSITION 65 WARNING
Williams Free Standing Accessory, 102" Maximum Height
FeatureSpec
SKU4901
Weight (in lbs)23
Brand/ManufacturerWilliams
UPC93909001544
Warranty1-Year Limited Parts Warranty
Safety InformationPROPOSITION 65 WARNING
Williams 6920 Rear Outlet Register Motorized for 2509/3509 Series Surface Mounted (AC2030T Only)
FeatureSpec
SKU6920
Weight (in lbs)10
Brand/ManufacturerWilliams
Warranty1-Year Limited Parts Warranty
Safety InformationPROPOSITION 65 WARNING
Williams 6901 Rear Outlet Register for 2509 and 3509 Series
FeatureSpec
SKU6901
Weight (in lbs)4
Brand/ManufacturerWilliams
UPC93909001520
Length16"
Height4.5"
Warranty1-Year Limited Parts Warranty
Safety InformationPROPOSITION 65 WARNING
Williams 6919 Rear Outlet Register Motorized for Monterey Recessed Installation
FeatureSpec
SKU6919
Weight (in lbs)10
Brand/ManufacturerWilliams
UPC93909038625
Warranty1-Year Limited Parts Warranty
Safety InformationPROPOSITION 65 WARNING
Williams Vent Starter Kit - 9929
FeatureSpec
SKU9929
Weight (in lbs)9.5
Brand/ManufacturerWilliams
Length24"
Height4"
Width4"
Warranty1-Year Limited Parts Warranty
Safety InformationPROPOSITION 65 WARNING
Williams 9902 Vent Adapter without a Blower Installed
FeatureSpec
SKU9902
Weight (in lbs)3
Brand/ManufacturerWilliams
UPC93909003999
Warranty1-Year Limited Parts Warranty
Safety InformationPROPOSITION 65 WARNING
Williams P322016 Millivolt Thermostat
FeatureSpec
SKUP322016
Weight (in lbs)1
Brand/ManufacturerWilliams
UPC93909020590
Warranty1-Year Limited Parts Warranty
Safety InformationPROPOSITION 65 WARNING
Williams 8967 Millivolt Wall Thermostat Kit for all Williams Heaters
FeatureSpec
SKU8967
Weight (in lbs)0.63
Brand/ManufacturerWilliams
Warranty1-Year Limited Parts Warranty
Safety InformationPROPOSITION 65 WARNING
Williams P332491 Wireless Digital Wall Thermostat
FeatureSpec
SKUP332491
Weight (in lbs)1
Brand/ManufacturerWilliams
UPC93909020002
Warranty1-Year Limited Parts Warranty
Safety InformationPROPOSITION 65 WARNING
Williams P332493 Digital Wall Thermostat
FeatureSpec
SKUP332493
Weight (in lbs)1
Brand/ManufacturerWilliams
UPC93909020002
Warranty1-Year Limited Parts Warranty
Safety InformationPROPOSITION 65 WARNING
Williams 9A334 High Altitude Conversion Kit for 2509821 & 2509621A
FeatureSpec
SKU9A334
Weight (in lbs)1
Brand/ManufacturerWilliams
Warranty1-Year Limited Parts Warranty
Safety InformationPROPOSITION 65 WARNING
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You're reviewing:Williams Monterey 25,000 BTU Single Sided Propane, Top Vent Gas Wall Heater
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Customer Questions
Why choose a top vent gas wall heater over other heating options?
Hello, thank you for reaching out. Top vent heaters provide reliable, natural draft heating & the standard unit (without the blower accessory installed) does not require electricity, making them dependable and simple. 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.
Does the Monterey wall heater work during power outages?
Hello, thank you for reaching out. Yes, the standard unit operates without electricity, ensuring heat is available when power is lost. If you install the blower accessory, the blower will not work as it requires electricity to do so. 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.
Is the Monterey heater efficient for home heating?
Hello, thank you for reaching out. Yes, this unit is affordable and energy efficient. It uses a proven design that helps to deliver steady, and consistent warmth. 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.
What types of homes are best suited for this heater?
Hello, thank you for reaching out. It works well in houses, cabins, and spaces needing dependable zone heating. 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.
Is the Williams Monterey top vent wall heater a good option for replacing an older wall heater?
Hello, thank you for reaching out. Yes, the Williams Monterey top vent wall heater is a great choice for upgrading many older wall-mounted gas heaters. This unit offers updated heating performance, a compact design, and reliable operation that helps to make it a practical choice for homeowners looking to upgrade their existing heating system. 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.
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