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.

Commercial Boilers

Commercial Boilers

Combination Boilers

Combination Boilers

Hydronic Boilers

Hydronic Boilers

Steam Boilers

Steam Boilers

Expansion Tanks

Expansion Tanks

Parts & Accessories

Parts & Accessories

Valves

Valves

509 products
  • Compare
  • Zilmet ZEP18 6.3 Gal Easy Pro Thermal Expansion Tank, 3/4 in Connection, NPT Connection, Carbon Steel, Almond

    Zilmet

    Zilmet ZEP18 6.3 Gal Easy Pro Thermal Expansion Tank, 3/4 in Connection, NPT Connection, Carbon Steel, Almond

    • SKU #: ZILZEP18
    • MPN #:
    MSRP: $564.48
    $112.41
    Project Pricing

    Project Pricing

    Get Accurate Project Pricing for Your Plumbing Needs

    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!

    In Stock
    Add to Cart The item has been added
  • Taco 563-2 Temperature Aquastat for "00" Series Circulators (95 F - 115 F)

    Taco

    Taco 563-2 Temperature Aquastat for "00" Series Circulators (95 F - 115 F)

    • SKU #: TAC5632
    • MPN #:
    MSRP: $80.80
    $69.02
    Project Pricing

    Project Pricing

    Get Accurate Project Pricing for Your Plumbing Needs

    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!

    In Stock
    Add to Cart The item has been added
  • Pennco Boilers 16 Series 225,000 BTU Gas-Fired Steam Boiler - 1607HSID

    Pennco Boilers

    Pennco Boilers 16 Series 225,000 BTU Gas-Fired Steam Boiler - 1607HSID

    • SKU #: PEN1607HSID
    • MPN #:
    MSRP: $5,661.00
    $4,892.82
    Project Pricing

    Project Pricing

    Get Accurate Project Pricing for Your Plumbing Needs

    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!

    In Stock
    Add to Cart The item has been added
  • Noritz IK-WV-200-1-TH-LF Threaded Isolator Valve Kit + Relief Valve LEAD FREE

    Noritz

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

    • SKU #: NORIKWV2001THLF
    • MPN #:
    MSRP: $115.00
    $114.99
    Project Pricing

    Project Pricing

    Get Accurate Project Pricing for Your Plumbing Needs

    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!

    In Stock
    Add to Cart The item has been added
  • Zilmet ZFT8R 2.1 gal flat rectangular hydronic tank with 1/2" NPT connection, union (two-way check valve), and welded bracket Zilmet ZAF012MF 1/2'' MNPT X 1/2'' FNPT Activflo Solo

    Zilmet

    Zilmet ZFT8R 2.1 gal flat rectangular hydronic tank with 1/2" NPT connection, union (two-way check valve), and welded bracket Zilmet ZAF012MF 1/2'' MNPT X 1/2'' FNPT Activflo Solo

    • SKU #: ZILZFT8RZILZAF012MF
    • MPN #:
    MSRP: $1,180.26
    $244.79
    Project Pricing

    Project Pricing

    Get Accurate Project Pricing for Your Plumbing Needs

    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!

    In Stock
    Add to Cart The item has been added
  • Zilmet ZFT24R 6.3 gal flat rectangular hydronic tank with 1/2" NPT connection, union (two-way check valve), and welded bracket Zilmet ZAF012MF 1/2'' MNPT X 1/2'' FNPT Activflo Solo

    Zilmet

    Zilmet ZFT24R 6.3 gal flat rectangular hydronic tank with 1/2" NPT connection, union (two-way check valve), and welded bracket Zilmet ZAF012MF 1/2'' MNPT X 1/2'' FNPT Activflo Solo

    • SKU #: ZILZFT24RZILZAF012MF
    • MPN #:
    MSRP: $1,471.46
    $335.89
    Project Pricing

    Project Pricing

    Get Accurate Project Pricing for Your Plumbing Needs

    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!

    In Stock
    Add to Cart The item has been added
  • Thermasol 50 ft. Data Link Control Cable in Yellow - 36152050

    ThermaSol

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

    • SKU #: THESSPRIK
    • MPN #:
    MSRP: $205.00
    $126.57
    Project Pricing

    Project Pricing

    Get Accurate Project Pricing for Your Plumbing Needs

    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!

    In Stock
    Add to Cart The item has been added
  • Zilmet ZHT8-15 2.1 Gal Cal Pro ZHT8-15 Hydronic Expansion Tank, 1/2 in Connection, NPT Connection, Carbon Steel, Gray Zilmet ZAF012MF 1/2'' MNPT X 1/2'' FNPT Activflo Solo

    Zilmet

    Zilmet ZHT8-15 2.1 Gal Cal Pro ZHT8-15 Hydronic Expansion Tank, 1/2 in Connection, NPT Connection, Carbon Steel, Gray Zilmet ZAF012MF 1/2'' MNPT X 1/2'' FNPT Activflo Solo

    • SKU #: ZILZHT815ZILZAF012MF
    • MPN #:
    MSRP: $1,036.98
    $185.02
    Project Pricing

    Project Pricing

    Get Accurate Project Pricing for Your Plumbing Needs

    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!

    In Stock
    Add to Cart The item has been added
  • Zilmet ZHT18-30 4.8 Gal Capacity Cal Pro ZHT18-30 Hydronic Expansion Tank, 1/2 in Connection, NPT Connection, Carbon Steel Zilmet ZAF012MF 1/2'' MNPT X 1/2'' FNPT Activflo Solo

    Zilmet

    Zilmet ZHT18-30 4.8 Gal Capacity Cal Pro ZHT18-30 Hydronic Expansion Tank, 1/2 in Connection, NPT Connection, Carbon Steel Zilmet ZAF012MF 1/2'' MNPT X 1/2'' FNPT Activflo Solo

    • SKU #: ZILZHT1830ZILZAF012MF
    • MPN #:
    MSRP: $1,068.48
    $200.71
    Project Pricing

    Project Pricing

    Get Accurate Project Pricing for Your Plumbing Needs

    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!

    In Stock
    Add to Cart The item has been added
  • Zilmet ZEP1 Expansion Tank and Shock Arrester, Butyl/304 Stainless Steel, MNPT Connection with ZAF012MF 1/2'' MNPT X 1/2'' FNPT Activflo Solo Water Conditioner

    Zilmet

    Zilmet ZEP1 Expansion Tank and Shock Arrester, Butyl/304 Stainless Steel, MNPT Connection with ZAF012MF 1/2'' MNPT X 1/2'' FNPT Activflo Solo Water Conditioner

    • SKU #: ZILZEP1ZILZAF012MF
    • MPN #:
    MSRP: $1,166.98
    $172.88
    Project Pricing

    Project Pricing

    Get Accurate Project Pricing for Your Plumbing Needs

    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!

    In Stock
    Add to Cart The item has been added
  • Zilmet ZEP5 2.1 gal In-line thermal expansion tank with 3/4" Stainless steel NPT connection with ZAFL2234 ActiveFlo Lite Point of Use Water Conditioner

    Zilmet

    Zilmet ZEP5 2.1 gal In-line thermal expansion tank with 3/4" Stainless steel NPT connection with ZAFL2234 ActiveFlo Lite Point of Use Water Conditioner

    • SKU #: ZILZEP5ZILZAFL2234
    • MPN #:
    MSRP: $1,054.28
    $177.21
    Project Pricing

    Project Pricing

    Get Accurate Project Pricing for Your Plumbing Needs

    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!

    In Stock
    Add to Cart The item has been added
  • Holdrite QuickStrap Expansion Tank Mounting Bracket (5 Gal. Capacity) - QS-U-C

    Holdrite QuickStrap Expansion Tank Mounting Bracket (5 Gal. Capacity) - QS-U-C

    • SKU #: HOLQSUC
    • MPN #:
    $27.70
    Project Pricing

    Project Pricing

    Get Accurate Project Pricing for Your Plumbing Needs

    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!

    In Stock
    Add to Cart The item has been added

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

Toto Neorest LS One Piece Elongated Universal Height Toilet Dual Flush 0.8 and 1.0 GPF in Cotton White with Silver Trim

Toto

Toto Neorest LS One Piece Elongated Universal Height Toilet Dual Flush 0.8 and 1.0 GPF in Cotton White with Silver Trim

  • SKU #: TOTMS8732CUMFG-01S
  • MPN #:
MSRP: $9,726.00
$7,295.00
Project Pricing

Project Pricing

Get Accurate Project Pricing for Your Plumbing Needs

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!

In Stock
Add to Cart The item has been added
Noritz EZTR75NG Natural Gas Residential 75 Gallon Tankless Water Heater

Noritz

Noritz EZTR75NG Natural Gas Residential 75 Gallon Tankless Water Heater

  • SKU #: NOREZTR75NG
  • MPN #:
MSRP: $4,434.61
$2,363.65
Project Pricing

Project Pricing

Get Accurate Project Pricing for Your Plumbing Needs

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!

In Stock
Add to Cart The item has been added
Environmental Water Systems Essential Max Flow Drinking Water Filtration System - SS-2.5

Environmental Water Systems

Environmental Water Systems Essential Max Flow Drinking Water Filtration System - SS-2.5

  • SKU #: EWSSS25
  • MPN #:
MSRP: $429.00
$321.75
Project Pricing

Project Pricing

Get Accurate Project Pricing for Your Plumbing Needs

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!

In Stock
Add to Cart The item has been added
Zoeller M63 Premium Series Submersible Sump Pump

Zoeller Pumps

Zoeller M63 Premium Series Submersible Sump Pump

  • SKU #: ZOE63-0001
  • MPN #:
MSRP: $421.00
$315.75
Project Pricing

Project Pricing

Get Accurate Project Pricing for Your Plumbing Needs

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!

In Stock
Add to Cart The item has been added
Liberty Pumps PC237-442-10A Sump Pump Combo System: Primary and Backup

Liberty Pumps

Liberty Pumps PC237-442-10A Sump Pump Combo System: Primary and Backup

  • SKU #: LIBPC23744210A
  • MPN #:
MSRP: $1,564.00
$1,137.03
Project Pricing

Project Pricing

Get Accurate Project Pricing for Your Plumbing Needs

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!

In Stock
Add to Cart The item has been added
Jet Swet Jet Pack 2100 Original Plumbing Plug Small Kit W/Case Includes 1/2", 3/4" and 1" Plumbing Tools

Jet Swet

Jet Swet Jet Pack 2100 Original Plumbing Plug Small Kit W/Case Includes 1/2", 3/4" and 1" Plumbing Tools

  • SKU #: JET2100
  • MPN #:
MSRP: $252.13
$139.50
Project Pricing

Project Pricing

Get Accurate Project Pricing for Your Plumbing Needs

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!

In Stock
Add to Cart The item has been added
!