Boilers

Our Boiler Collection fuses luxury, affordability, and top performance for the best heating experience in homes and businesses. Whether you're a DIY enthusiast, tradesperson, or contractor, our selection caters to all your heating needs with leading brands in the industry.

Combination Boilers

Combination Boilers

Hydronic Boilers

Hydronic Boilers

Steam Boilers

Steam Boilers

Expansion Tanks

Expansion Tanks

Parts & Accessories

Parts & Accessories

Valves

Valves

1461 products
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  • Caleffi F29636 THERMO CARTRIDGE 160 DEGREE F

    Caleffi

    Caleffi F29636 THERMO CARTRIDGE 160 DEGREE F

    • SKU #: CALEF29636
    • MPN #:
    MSRP: $31.30
    $26.82
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    Project pricing at Plumbing-Deals is tailored to meet your specific project. The size of a plumbing job that qualifies as a project can vary, generally its larger than a single bathroom or kitchen remodel. By submitting the form or calling, you're taking the first step towards receiving a customized quote that considers your project's scope, timeline, and budget, ensuring a seamless and cost-effective solution for your plumbing parts and supplies.

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  • Caleffi 573016A COMBO AutoFill 1/2" Press X 1/2" Press w/ Pressure gauge ASSE 1012

    Caleffi

    Caleffi 573016A COMBO AutoFill 1/2" Press X 1/2" Press w/ Pressure gauge ASSE 1012

    • SKU #: CALE573016A
    • MPN #:
    MSRP: $250.00
    $184.67
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    Project pricing at Plumbing-Deals is tailored to meet your specific project. The size of a plumbing job that qualifies as a project can vary, generally its larger than a single bathroom or kitchen remodel. By submitting the form or calling, you're taking the first step towards receiving a customized quote that considers your project's scope, timeline, and budget, ensuring a seamless and cost-effective solution for your plumbing parts and supplies.

    Ready to get started? Call us at 888-682-5956, and let's make your plumbing project a success!

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  • Caleffi 553642A AutoFill 1/2" NPT Inlet X 1/2" NPT Outlet w/ Pressure Gauge

    Caleffi

    Caleffi 553642A AutoFill 1/2" NPT Inlet X 1/2" NPT Outlet w/ Pressure Gauge

    • SKU #: CALE553642A
    • MPN #:
    MSRP: $138.00
    $103.13
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    Project pricing at Plumbing-Deals is tailored to meet your specific project. The size of a plumbing job that qualifies as a project can vary, generally its larger than a single bathroom or kitchen remodel. By submitting the form or calling, you're taking the first step towards receiving a customized quote that considers your project's scope, timeline, and budget, ensuring a seamless and cost-effective solution for your plumbing parts and supplies.

    Ready to get started? Call us at 888-682-5956, and let's make your plumbing project a success!

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  • Caleffi 551041A DISCAL Air Separator 1 1/2" Sweat

    Caleffi

    Caleffi 551041A DISCAL Air Separator 1 1/2" Sweat

    • SKU #: CALE551041A
    • MPN #:
    MSRP: $407.00
    $249.75
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    Project pricing at Plumbing-Deals is tailored to meet your specific project. The size of a plumbing job that qualifies as a project can vary, generally its larger than a single bathroom or kitchen remodel. By submitting the form or calling, you're taking the first step towards receiving a customized quote that considers your project's scope, timeline, and budget, ensuring a seamless and cost-effective solution for your plumbing parts and supplies.

    Ready to get started? Call us at 888-682-5956, and let's make your plumbing project a success!

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  • Caleffi 551005AC DISCAL Air Separator 3/4" NPT w/ Expansion Tank Check

    Caleffi

    Caleffi 551005AC DISCAL Air Separator 3/4" NPT w/ Expansion Tank Check

    • SKU #: CALE551005AC
    • MPN #:
    MSRP: $218.00
    $140.26
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    Project pricing at Plumbing-Deals is tailored to meet your specific project. The size of a plumbing job that qualifies as a project can vary, generally its larger than a single bathroom or kitchen remodel. By submitting the form or calling, you're taking the first step towards receiving a customized quote that considers your project's scope, timeline, and budget, ensuring a seamless and cost-effective solution for your plumbing parts and supplies.

    Ready to get started? Call us at 888-682-5956, and let's make your plumbing project a success!

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  • Caleffi 535950HA PressCal PRV ASSE 1003, 3/4" Sweat

    Caleffi

    Caleffi 535950HA PressCal PRV ASSE 1003, 3/4" Sweat

    • SKU #: CALE535950HA
    • MPN #:
    MSRP: $128.00
    $97.74
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    Project pricing at Plumbing-Deals is tailored to meet your specific project. The size of a plumbing job that qualifies as a project can vary, generally its larger than a single bathroom or kitchen remodel. By submitting the form or calling, you're taking the first step towards receiving a customized quote that considers your project's scope, timeline, and budget, ensuring a seamless and cost-effective solution for your plumbing parts and supplies.

    Ready to get started? Call us at 888-682-5956, and let's make your plumbing project a success!

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  • Caleffi 521201A SinkMixer anti-scald valve 3/8" compression

    Caleffi

    Caleffi 521201A SinkMixer anti-scald valve 3/8" compression

    • SKU #: CALE521201A
    • MPN #:
    MSRP: $110.00
    $94.50
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    Project pricing at Plumbing-Deals is tailored to meet your specific project. The size of a plumbing job that qualifies as a project can vary, generally its larger than a single bathroom or kitchen remodel. By submitting the form or calling, you're taking the first step towards receiving a customized quote that considers your project's scope, timeline, and budget, ensuring a seamless and cost-effective solution for your plumbing parts and supplies.

    Ready to get started? Call us at 888-682-5956, and let's make your plumbing project a success!

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  • Caleffi 502630 ROBOCAL Automatic Air Vent 3/8"

    Caleffi

    Caleffi 502630 ROBOCAL Automatic Air Vent 3/8"

    • SKU #: CALE502630
    • MPN #:
    $22.02
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    Project pricing at Plumbing-Deals is tailored to meet your specific project. The size of a plumbing job that qualifies as a project can vary, generally its larger than a single bathroom or kitchen remodel. By submitting the form or calling, you're taking the first step towards receiving a customized quote that considers your project's scope, timeline, and budget, ensuring a seamless and cost-effective solution for your plumbing parts and supplies.

    Ready to get started? Call us at 888-682-5956, and let's make your plumbing project a success!

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  • Caleffi 502113A Minical 1/8" with Check, hygroscopic cap

    Caleffi

    Caleffi 502113A Minical 1/8" with Check, hygroscopic cap

    • SKU #: CALE502113A
    • MPN #:
    MSRP: $26.10
    $22.41
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    Project pricing at Plumbing-Deals is tailored to meet your specific project. The size of a plumbing job that qualifies as a project can vary, generally its larger than a single bathroom or kitchen remodel. By submitting the form or calling, you're taking the first step towards receiving a customized quote that considers your project's scope, timeline, and budget, ensuring a seamless and cost-effective solution for your plumbing parts and supplies.

    Ready to get started? Call us at 888-682-5956, and let's make your plumbing project a success!

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  • Caleffi 253044 Solar Safety Relief Valve 4 Bar 60 PSI

    Caleffi

    Caleffi 253044 Solar Safety Relief Valve 4 Bar 60 PSI

    • SKU #: CALE253044
    • MPN #:
    MSRP: $61.20
    $52.47
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    Project Pricing

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    Project pricing at Plumbing-Deals is tailored to meet your specific project. The size of a plumbing job that qualifies as a project can vary, generally its larger than a single bathroom or kitchen remodel. By submitting the form or calling, you're taking the first step towards receiving a customized quote that considers your project's scope, timeline, and budget, ensuring a seamless and cost-effective solution for your plumbing parts and supplies.

    Ready to get started? Call us at 888-682-5956, and let's make your plumbing project a success!

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  • Watts 88006832 3/4" Dual Check Valve with Intermediate Atmospheric Vent, LF9D-M2

    Watts

    Watts 88006832 3/4" Dual Check Valve with Intermediate Atmospheric Vent, LF9D-M2

    • SKU #: WAT88006832
    • MPN #:
    MSRP: $261.00
    $60.11
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    Project pricing at Plumbing-Deals is tailored to meet your specific project. The size of a plumbing job that qualifies as a project can vary, generally its larger than a single bathroom or kitchen remodel. By submitting the form or calling, you're taking the first step towards receiving a customized quote that considers your project's scope, timeline, and budget, ensuring a seamless and cost-effective solution for your plumbing parts and supplies.

    Ready to get started? Call us at 888-682-5956, and let's make your plumbing project a success!

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  • Caleffi 551035A DISCAL Air Separators: Brass, 1-1/4" Sweat

    Caleffi

    Caleffi 551035A DISCAL Air Separators: Brass, 1-1/4" Sweat

    • SKU #: CALE551035A
    • MPN #:
    MSRP: $313.00
    $189.24
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    Project pricing at Plumbing-Deals is tailored to meet your specific project. The size of a plumbing job that qualifies as a project can vary, generally its larger than a single bathroom or kitchen remodel. By submitting the form or calling, you're taking the first step towards receiving a customized quote that considers your project's scope, timeline, and budget, ensuring a seamless and cost-effective solution for your plumbing parts and supplies.

    Ready to get started? Call us at 888-682-5956, and let's make your plumbing project a success!

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Trusted Brands, Affordability Meets Quality, Comprehensive Selection

Step into a world of unparalleled comfort with our boilers, where every moment spent in a warm, cozy environment feels like a luxurious experience. We firmly believe that luxury should be within reach for all. That's why we offer competitive prices that don't compromise on the top-notch quality of our products.

From combination boilers and hydronic boilers to steam boilers and expansion tanks, we have it all. We’re proud to offer boiler prices that are among the most affordable in the industry, with choices from top brand names like Caleffi, Danfoss, Zilmet, Honeywell, and more.

Explore our diverse products, enjoy competitive pricing, and let our boilers create a warm, cozy space. Share your project details and budget, and we'll find the perfect match. Browse our categories now for a delightful experience. Trust us for top-quality hot water boiler systems that fit your budget and project specs. Contact us for boiler specs or help finding the right boiler model for you.

Trending Products

Delta 592-SS-DST Addison Collection Single Hole Bathroom Faucet: Stainless

Delta

Delta 592-SS-DST Addison Collection Single Hole Bathroom Faucet: Stainless

  • SKU #: DEL592SSDST
  • MPN #:
MSRP: $398.55
$267.67
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Project pricing at Plumbing-Deals is tailored to meet your specific project. The size of a plumbing job that qualifies as a project can vary, generally its larger than a single bathroom or kitchen remodel. By submitting the form or calling, you're taking the first step towards receiving a customized quote that considers your project's scope, timeline, and budget, ensuring a seamless and cost-effective solution for your plumbing parts and supplies.

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Mayfair by Bemis 1815CP 000 Elongated Cushioned Vinyl Soft Toilet Seat in White with STA-TITE Seat Fastening System and Chrome Hinge

Bemis

Mayfair by Bemis 1815CP 000 Elongated Cushioned Vinyl Soft Toilet Seat in White with STA-TITE Seat Fastening System and Chrome Hinge

  • SKU #: BEMI1815CP000
  • MPN #:
MSRP: $69.54
$65.85
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Project pricing at Plumbing-Deals is tailored to meet your specific project. The size of a plumbing job that qualifies as a project can vary, generally its larger than a single bathroom or kitchen remodel. By submitting the form or calling, you're taking the first step towards receiving a customized quote that considers your project's scope, timeline, and budget, ensuring a seamless and cost-effective solution for your plumbing parts and supplies.

Ready to get started? Call us at 888-682-5956, and let's make your plumbing project a success!

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TOTO THU500S Replacement Flapper for Select 3 Inch Flush Valve Tanks - THU500S

Toto

TOTO THU500S Universal Flapper

  • SKU #: TOTTHU500S
  • MPN #:
MSRP: $20.00
$16.93
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Project pricing at Plumbing-Deals is tailored to meet your specific project. The size of a plumbing job that qualifies as a project can vary, generally its larger than a single bathroom or kitchen remodel. By submitting the form or calling, you're taking the first step towards receiving a customized quote that considers your project's scope, timeline, and budget, ensuring a seamless and cost-effective solution for your plumbing parts and supplies.

Ready to get started? Call us at 888-682-5956, and let's make your plumbing project a success!

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Myers HJ50-D 1/2 hp Cast Iron Deep Well Jet Pump

Myers Pumps

Myers HJ50-D 1/2 hp Cast Iron Deep Well Jet Pump

  • SKU #: MYEHJ50-D
  • MPN #:
MSRP: $1,569.00
$774.99
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Project pricing at Plumbing-Deals is tailored to meet your specific project. The size of a plumbing job that qualifies as a project can vary, generally its larger than a single bathroom or kitchen remodel. By submitting the form or calling, you're taking the first step towards receiving a customized quote that considers your project's scope, timeline, and budget, ensuring a seamless and cost-effective solution for your plumbing parts and supplies.

Ready to get started? Call us at 888-682-5956, and let's make your plumbing project a success!

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Grohe Repair Parts 46312SD0 Pull-Out Spray in Grohe Stainless Steel, Brushed

Grohe

Grohe Repair Parts 46312SD0 Pull-Out Spray in Grohe Stainless Steel, Brushed

  • SKU #: GRO46312SD0
  • MPN #:
MSRP: $143.00
$92.21
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Project pricing at Plumbing-Deals is tailored to meet your specific project. The size of a plumbing job that qualifies as a project can vary, generally its larger than a single bathroom or kitchen remodel. By submitting the form or calling, you're taking the first step towards receiving a customized quote that considers your project's scope, timeline, and budget, ensuring a seamless and cost-effective solution for your plumbing parts and supplies.

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Bell & Gossett 1BL012 PL-30 Pump 1/12 HP Motor

Bell & Gossett

Bell & Gossett 1BL012 PL-30 Pump 1/12 HP Motor

  • SKU #: BEG1BL012
  • MPN #:
MSRP: $720.00
$444.69
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Project pricing at Plumbing-Deals is tailored to meet your specific project. The size of a plumbing job that qualifies as a project can vary, generally its larger than a single bathroom or kitchen remodel. By submitting the form or calling, you're taking the first step towards receiving a customized quote that considers your project's scope, timeline, and budget, ensuring a seamless and cost-effective solution for your plumbing parts and supplies.

Ready to get started? Call us at 888-682-5956, and let's make your plumbing project a success!

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