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Boilers

Discover the perfect blend of luxury, affordability, and top-tier performance with our Boiler Collection, designed to deliver the ultimate heating experience for both homes and businesses. Whether you're a homeowner, tradesperson, or contractor, we've got the perfect boiler for you.

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Parts & Accessories

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297 products

Brass air separator with conical body, side outlet, threaded connections, and green 4900 Series band.

Taco 49-100T 1" Brass 4900 Series Air Separator Bronze (Threaded)

SKU #: TAC49100T2   |   MPN #: 49-100T
$171.10
$171.10 $0.00
MSRP: $196.20

Special Order. Expect 4-6 weeks for delivery, subject to change

Brass air separator with 1-1/4" sweat connection, vent valve on top, and removable plug at bottom.

Taco 49-125C 1-1/4" Brass 4900 Series Air Separator Bronze (Sweat)

SKU #: TAC49125C2   |   MPN #: 49-125C
$230.46
$230.46 $0.00
MSRP: $275.20

Special Order. Expect 4-6 weeks for delivery, subject to change

Taco Geo Sentry thermal zone valve with black and teal actuator head and brass threaded body.

Taco V100T2G2ZA024Q4A2 1" Geo Sentry Gemal Zone Valve Normally Closed (Threaded)

SKU #: TACV100T2G2ZA024Q4A2   |   MPN #: V100T2G2ZA024Q4A2
$409.65
$409.65 $0.00
MSRP: $522.60

Special Order. Expect 4-6 weeks for delivery, subject to change

Yellow data link control cable coiled with metal connectors at both ends.

Thermasol 50 ft. Data Link Control Cable in Yellow - 36152050

SKU #: THESSPRIK   |   MPN #: 36152050
$137.14
$137.14 $0.00
MSRP: $205

Available in stock

Black rectangular ESBE actuator with red triangular indicator, rotary dial, and mounted stem connection.

Danfoss ESBE Series 90 Actuators 92P 24V Proportional 065F8955

SKU #: DANF065F8955   |   MPN #: 065F8955
$1,518.41
$1,518.41 $0.00
MSRP: $1,744.81

Special Order. Expect 4-6 weeks for delivery, subject to change

Honeywell dual standing pilot gas valve with gray metal body, black control knob, red reset button, and threaded ports on bot

Honeywell VR8300A4508 Standard Dual Standing Pilot Gas Valve - 3/4" x 3/4"

SKU #: HONVR8300A4508   |   MPN #: VR8300A4508
$215.13
$215.13 $0.00
MSRP: $425.63

Available in stock

Two metal isolator valves with threaded connections, manual shut-off handles, and pressure relief components.

Noritz IK-WV-200-1-TH-LF Threaded Isolator Valve Kit + Relief Valve LEAD FREE

SKU #: NORIKWV2001THLF   |   MPN #: IK-WV-200-1-TH-LF
$134.84
$134.84 $0.00
MSRP: $134.84

Available in stock

Black coiled sensor cable with stripped wire ends and power plug connector.

Viessmann Low Loss Header Temperature Sensors for WB2B Single Boiler Applications - 7179488

SKU #: VIES7179488   |   MPN #: 7179488
$216.26
$216.26 $0.00
MSRP: $216.26

Special Order. Expect 4-6 weeks for delivery, subject to change

Black coiled cable with orange connector block at one end for boiler temperature sensor.

Viessmann Low Loss Header Temperature Sensors for WB2A Single Boiler Applications - 7134240

SKU #: VIES7134240   |   MPN #: 7134240
$289.16
$289.16 $0.00
MSRP: $295

Special Order. Expect 4-6 weeks for delivery, subject to change

White wall-mounted thermostat dial with numbered 1-5 settings and gray remote sensor probe connected by capillary tube.

Danfoss RA2000 Wall Mount Operator W/ Combined Remote Mounted Sensor & Dial Capillary Tube 013G8565

SKU #: DANF013G8565   |   MPN #: 013G8565
$204.75
$204.75 $0.00
MSRP: $228.24

Available in stock

White wall-mounted thermostat dial with numbered settings 1-5 and gray remote sensor bulb connected by capillary tube.

Danfoss RA2000 Wall Mount Operator W/ Combined Remote Mounted Sensor & Dial Capillary Tube 013G8562

SKU #: DANF013G8562   |   MPN #: 013G8562
$180.09
$180.09 $0.00
MSRP: $199.70

Available in stock

Brass cylindrical air separator with side inlet/outlet ports, top vent valve, and DISCAL CALEFFI label.

Caleffi 551054A DISCAL Air Separator 2" Sweat

SKU #: CALE551054A   |   MPN #: 551054A
$319.82
$319.82 $0.00
MSRP: $488

Available in stock

Brass air vent valve with hygroscopic cap, 1/2" NPT connection, vertical orientation.

Caleffi NA502640A PLUMBVENT 1/2" NPT Low Lead Air Vent with Hygroscopic Cap

SKU #: CALENA502640A   |   MPN #: NA502640A
$46.99
$46.99 $0.00
MSRP: $60.40

Available in stock

Brass check valve with sweat connections, gray internal mechanism visible through center chamber with black sealing rings.

Caleffi NA51369 Serviceable low lead Check Valve 1" sweat

SKU #: CALENA51369   |   MPN #: NA51369
$105.34
$105.34 $0.00
MSRP: $123

Available in stock

Brass 3-way mixing valve with black adjustment knob, copper press fittings on inlet and outlet ports, labeled MIN and MAX.

Caleffi 521506A MixCal 3-way Mixing Valve 3/4" Press

SKU #: CALE521506A   |   MPN #: 521506A
$200.18
$200.18 $0.00
MSRP: $259

Available in stock

Brass air separator with blue DISCAL CALEFFI label, side ports, and threaded top connection fitting.

Caleffi 551007AC DISCAL Air Separator 1 1/4"" NPT w/ Expansion Tank Check

SKU #: CALE551007AC   |   MPN #: 551007AC
$222.38
$222.38 $0.00
MSRP: $329

Available in stock

Brass 3-way mixing valve with 3/4" ports and temperature probe attachment.

Caleffi 520519A AngleMix 3- Way Mixing valve 3/4" SWTw/probe

SKU #: CALE520519A   |   MPN #: 520519A
$224.45
$224.45 $0.00
MSRP: $291

Available in stock

Brass 3-way mixing valve with black adjustment knob and attached temperature gauge showing MIN-MAX settings.

Caleffi 521516A MixCal 3-way Mixing Valve 3/4" Press w/ Temp Gauge

SKU #: CALE521516A   |   MPN #: 521516A
$233.72
$233.72 $0.00
MSRP: $304

Available in stock

Brass drain cock with white plastic cap and black grip ring, 1/4" NPT connection.

Caleffi 337221A 1/4" NPT Drain Cock w/Metal Seal

SKU #: CALE337221A   |   MPN #: 337221A
$15.67
$15.67 $0.00
MSRP: $15.67

Available in stock

Brass low lead check valve with 3/4" sweat connections and white manufacturer label.

Caleffi NA51259 Serviceable low lead check 3/4" sweat

SKU #: CALENA51259   |   MPN #: NA51259
$75.95
$75.95 $0.00
MSRP: $86.70

Available in stock

Boilers You Can Count On

Step into a world of unmatched comfort with our boilers for sale, designed to transform any space into a warm, inviting haven. We believe that luxury and quality should be accessible to everyone, which is why our new boilers are competitively priced without compromising on top-tier craftsmanship.

Whether you're looking to upgrade to an energy-efficient boiler or need a reliable solution for your residential heating needs, we’ve got you covered. Explore options like our combination boilers for versatile efficiency, hydronic boilers for consistent heating, or durable steam boilers for robust performance.

Comprehensive Selection Backed by Trusted Brands

Our extensive range of new boilers features top names in the industry, including Caleffi, Danfoss, Zilmet, Honeywell, and more. With a focus on quality and performance, these industry leaders ensure every product delivers dependable results.

We also provide essential add-ons like expansion tanks to complete your heating system. Whether you're upgrading a small residential space or outfitting a larger property, we have tailored solutions to fit your budget and project needs. With competitive pricing and a wide range of categories, we’ll help you find the perfect energy-efficient boiler.

Have questions or need assistance? Contact us today for expert advice on specs or model recommendations.
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