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Water Boilers

Looking for the ultimate heating solution for your home? Hydronic boilers are the perfect combination of performance, energy efficiency, and reliability. At Plumbing Deals, we pride ourselves on offering top-notch hydronic heating systems from trusted brands that deliver consistent warmth and unbeatable quality. 

Whether you need a hot water boiler for your small space or a gas hydronic boiler for larger setups, we’ve got you covered
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41 products

Viessmann CU3A-94 Vitocrossal 300 CU3A 94,000 BTU Gas Condensing Boiler

Viessmann CU3A-94 Vitocrossal 300 CU3A 94,000 BTU Gas Condensing Boiler

SKU #: VIESCU3A94   |   MPN #: CU3A-94
$5,818.94
$5,818.94 $0.00
MSRP: $8,089

Available in stock

Pennco Silver 15C-9D 299,000 BTU Cast Iron Natural Gas Boiler

Pennco Silver 15C-9D 299,000 BTU Cast Iron Natural Gas Boiler

SKU #: PEN15C9D   |   MPN #: 15C-9D
$4,935.90
$4,935.90 $0.00
MSRP: $6,143

Available in stock

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Pennco Silver 15C-8D 262,000 BTU Cast Iron Natural Gas Boiler

Pennco Silver 15C-8D 262,000 BTU Cast Iron Natural Gas Boiler

SKU #: PEN15C8D   |   MPN #: 15C-8D
$4,589.22
$4,589.22 $0.00
MSRP: $5,815

Available in stock

Pennco Silver 15B-205K 8 Zone 205,000 BTU Residential Cast Iron Natural Gas Boiler

SKU #: PEN15B205K   |   MPN #: 15B-205K
$3,881.17
$3,881.17 $0.00
MSRP: $4,796

Available in stock

Viessmann CU3A-199 Vitocrossal 300 CU3A 199,000 BTU Gas Condensing Boiler

Viessmann CU3A-199 Vitocrossal 300 CU3A 199,000 BTU Gas Condensing Boiler

SKU #: VIESCU3A199   |   MPN #: CU3A-199
$7,158.29
$7,158.29 $0.00
MSRP: $10,629

Available in stock

Viessmann 7722773 Vitodens 100-W B1HE-120 120,000 BTU High Efficiency Hyrdronic Boiler

Viessmann 7722773 Vitodens 100-W B1HE-120 120,000 BTU High Efficiency Hyrdronic Boiler

SKU #: VIESB1HE120   |   MPN #: 7722773
$3,244.92
$3,244.92 $0.00
MSRP: $4,700

Available in stock

Viessmann CU3A-160 Vitocrossal 300 CU3A 160,000 BTU Gas Condensing Boiler

Viessmann CU3A-160 Vitocrossal 300 CU3A 160,000 BTU Gas Condensing Boiler

SKU #: VIESCU3A160   |   MPN #: CU3A-160
$6,196.08
$6,196.08 $0.00
MSRP: $9,976

Available in stock

Viessmann CU3A-125 Vitocrossal 300 CU3A 125,000 BTU Gas Condensing Boiler

Viessmann CU3A-125 Vitocrossal 300 CU3A 125,000 BTU Gas Condensing Boiler

SKU #: VIESCU3A125   |   MPN #: CU3A-125
$5,313.20
$5,313.20 $0.00
MSRP: $8,544

Available in stock

Viessmann 7722775 Vitodens 100-W B1HE-199 199,000 BTU High Efficiency Hyrdronic Boiler

Viessmann 7722775 Vitodens 100-W B1HE-199 199,000 BTU High Efficiency Hyrdronic Boiler

SKU #: VIESB1HE199   |   MPN #: 7722775
$4,060.45
$4,060.45 $0.00
MSRP: $5,000

Available in stock

Rinnai I Series Plus 199,000 BTU Natural Gas or Liquid Propane Condensing Solo Gas Boiler - IP199S

Rinnai I Series Plus 199,000 BTU Natural Gas or Liquid Propane Condensing Solo Gas Boiler - IP199S

SKU #: RINIP199S   |   MPN #: IP199S
$2,922.50
$2,922.50 $0.00
MSRP: $4,470.66

Available in stock

Pennco Silver 15B-235K 9 Zone 235,000 BTU Residential Cast Iron Natural Gas Boiler

SKU #: PEN15B235K   |   MPN #: 15B-235K
$4,386.24
$4,386.24 $0.00
MSRP: $5,221

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Rinnai I Series Plus 175,000 BTU Natural Gas or Liquid Propane Condensing Solo Gas Boiler - IP175S

Rinnai I Series Plus 175,000 BTU Natural Gas or Liquid Propane Condensing Solo Gas Boiler - IP175S

SKU #: RINIP175S   |   MPN #: IP175S
$2,686.60
$2,686.60 $0.00
MSRP: $4,197.30

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Rinnai I Series Plus 60,000 BTU Natural Gas or Liquid Propane Condensing Solo Gas Boiler - IP060S

Rinnai I Series Plus 60,000 BTU Natural Gas or Liquid Propane Condensing Solo Gas Boiler - IP060S

SKU #: RINIP060S   |   MPN #: IP060S
$2,203.40
$2,203.40 $0.00
MSRP: $3,147.72

Special Order

Rinnai I Series Plus C 9.8 GPM 120,000 BTU Central Heating and 199,000 BTU Hot Water Natural Gas or Liquid Propane Condensing Combination Boiler - IP120199C

Rinnai I Series Plus C 9.8 GPM 120,000 BTU Central Heating and 199,000 BTU Hot Water Natural Gas or Liquid Propane Condensing Combination Boiler - IP120199C

SKU #: RINIP120199C   |   MPN #: IP120199C
$3,037.30
$3,037.30 $0.00
MSRP: $4,339.08

Available in stock

Rinnai I Series Plus C 9.8 GPM 150,000 BTU Central Heating and 199,000 BTU Hot Water Natural Gas or Liquid Propane Condensing Combination Boiler - IP150199C

Rinnai I Series Plus C 9.8 GPM 150,000 BTU Central Heating and 199,000 BTU Hot Water Natural Gas or Liquid Propane Condensing Combination Boiler - IP150199C

SKU #: RINIP150199C   |   MPN #: IP150199C
$3,390.80
$3,390.80 $0.00
MSRP: $4,843.98

Available in stock

Rinnai RX Series 9.0 GPM 160,000 BTU Indoor Outdoor Condensing Tankless Water Heater - RX160IN

Rinnai RX Series 9.0 GPM 160,000 BTU Indoor Outdoor Condensing Tankless Water Heater - RX160IN

SKU #: RINRX160IN   |   MPN #: RX160IN
$1,512.58
$1,512.58 $0.00
MSRP: $2,061

Available in stock

Rinnai RX Series 11.1 GPM 199,000 BTU Indoor Outdoor Condensing Tankless Water Heater - RX199IN

Rinnai RX Series 11.1 GPM 199,000 BTU Indoor Outdoor Condensing Tankless Water Heater - RX199IN

SKU #: RINRX199IN   |   MPN #: RX199IN
$1,768.98
$1,768.98 $0.00
MSRP: $2,433

Available in stock

Rinnai I Series Plus C 9.8 GPM 175,000 BTU Central Heating and 199,000 BTU Hot Water Natural Gas or Liquid Propane Condensing Combination Boiler - IP175199C

Rinnai I Series Plus C 9.8 GPM 175,000 BTU Central Heating and 199,000 BTU Hot Water Natural Gas or Liquid Propane Condensing Combination Boiler - IP175199C

SKU #: RINIP175199C   |   MPN #: IP175199C
$3,296.30
$3,296.30 $0.00
MSRP: $5,080.62

Special Order

Rinnai I Series Plus C 9.8 GPM 199,000 BTU Central Heating and 199,000 BTU Hot Water Natural Gas or Liquid Propane Condensing Combination Boiler - IP199199C

Rinnai I Series Plus C 9.8 GPM 199,000 BTU Central Heating and 199,000 BTU Hot Water Natural Gas or Liquid Propane Condensing Combination Boiler - IP199199C

SKU #: RINIP199199C   |   MPN #: IP199199C
$3,500.00
$3,500.00 $0.00
MSRP: $5,305.02

Special Order

Why Choose Hydronic Heating?

Hydronic heating offers an unparalleled way to warm your home. With warm water circulating through radiant panels or baseboards, it provides consistent, even heat throughout every corner of your space—no more cold spots or drafts.

Explore Leading Brands in Hydronic Boilers

We are proud to offer hydronic boilers from some of the most trusted names in the industry. Each brand brings its unique strengths and innovations to deliver exceptional performance:

New Yorker:Known for American-made craftsmanship, these high-efficiency boilers offer unmatched reliability and whisper-quiet operation.
Pennco boilers: Dependable warmth at an affordable price, making this a popular choice for lasting comfort.
Viessmann: Experience premium German engineering with luxury boilers designed for advanced comfort and maximum energy efficiency.
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