Heater Accessories

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Amtrol 14 Gall In-Line Boiler Expansion Tank 1/2" NPT
Item#: 45583
Model#: EX-90
Brand: Amtrol
$220.00
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*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges map apply, see our full shipping policy for more details.
In-Stock
Modine - 27868 - 6 Inch Diameter Vent Cap - For Modine PTP250, PTP300, PTP350, And PTP400 Unit Heaters
Item#: 48090
Model#: 27868
Brand: Modine
$150.00
In-Stock
Modine - 32490 - Pipe Hanger Adapter Kit - For Modine HSB33, HSB47, HSB63, HSB86, HC33, HC47, HC63, and HC86 Unit Heaters
Item#: 48554
Model#: 32490
Brand: Modine
$42.00
Factory-Direct
Nest - Protect - S3003LWES - Smoke and Carbon Monoxide Alarm - Direct Wired - Battery Backup - 120V - Wi-Fi Enabled - Mobile App - White
Item#: 61739
Model#: S3003LWES
Brand: Nest
$119.00
In-Stock

Nest - Protect - S3000BWES - Smoke and Carbon Monoxide Alarm - Battery Powered - Wi-Fi Enabled - Mobile App - White

Item#: 61740
Model#: S3000BWES
Brand: Nest
$119.00
In-Stock
Berko - Wall/Ceiling Mounting Bracket for 3kW-10kW Unit Heaters
Item#: 80079
Model#: B10
Brand: Berko
$79.00
Factory-Direct
Grundfos - 519651 - GF 15/26 Flange - Pump Connection Adapter - 3/4" NPT - Quantity 2 - For GF 15/26 Pumps
Item#: 36411
Model#: 519651
Brand: Grundfos
$44.00
In-Stock
Runtal - CONTROL-ANG SET - Thermostatic Valve Set - 1/2" NPT Connection Size - Angle - Shut-Off and Control - For Runtal Hydronic Radiators - Nickel Plated
Item#: 38146
Brand: Runtal
$180.00
Factory-Direct
Runtal - VALVE-ANG SET - Radiator Valve Set - 1/2" NPT Connection Size - Angle - Shut-Off - For Runtal Hydronic Radiators - Nickel Plated
Item#: 42890
Brand: Runtal
$88.00
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WSD 20H x 20L Water to Air Heat Exchanger 50,000-145,000 BTU
Item#: 45159
Model#: WSD 20X20
Brand: WSD
$444.00
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Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges map apply, see our full shipping policy for more details.
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WSD 22H x 22L Water to Air Heat Exchanger 69,000-173,000 BTU
Item#: 45160
Model#: WSD 22X22
Brand: WSD
$517.00
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Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges map apply, see our full shipping policy for more details.
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Modine - 91645 - 30 Degrees - Downward Air Deflector Hood - For Modine BDP200, BDP250, PDP200, and PDP250 Unit Heaters
Item#: 48075
Model#: 91645
Brand: Modine
$112.00
In-Stock
Williams - 6802 - Rear Outlet Register - For Williams' Forsaire Furnaces
Item#: 71278
Model#: 6802
Brand: Williams
Sale: $122.55
On Sale Through 10/31
In-Stock
$483.00
Free Shipping
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Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges map apply, see our full shipping policy for more details.
In-Stock
Caleffi Tail Piece, 3/4" Sweat Connection for 1" Nut, Low-Lead Brass
Item#: 24956
Model#: NA10003
Brand: Caleffi
$7.88
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Caleffi Z-One 120V Normally Closed Valve Actuator with AUX Switch, 6" Wire
Item#: 25014
Model#: Z116000
Brand: Caleffi
$78.75
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Caleffi AutoFIll Combo Automatic Boiler Fill Valve with Backflow Preventer, Pressure Indicator, 1/2" Sweat Inlet x 1/2" FNPT Outlet
Item#: 25933
Model#: 573009A
Brand: Caleffi
$139.76
In-Stock
Goodman - 0170K00000S - Flush Mount Vent Kit - 3" or 2" - For Select Goodman 90% AFUE Gas-Fired Furnaces
Item#: 26634
Model#: 0170K00000S
Brand: Goodman
$33.14
Factory-Direct