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Water Heaters

Looking for the right water heater for your home? At Plumbing Deals, we offer a variety of options to fit your lifestyle and budget. From electric to gas water heaters, whole house heaters, expansion tanks, to parts and accessories, we have it all. Whether you're upgrading to an energy-efficient model or installing a new water heater, you’re in the right place. 

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Expansion Tanks

Parts & Accessories

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418 products

Watts 0067371 PLT-12 Potable Water Expansion Tank, 4.5 Gallon Tank

Watts 0067371 PLT-12 Potable Water Expansion Tank, 4.5 Gallon Tank

SKU #: WAT0067371   |   MPN #: 67371
$192.53
$192.53 $0.00
MSRP: $361

Available in stock

Watts 0067370 PLT-5 Potable Water Expansion Tank, 2.1 Gallon Tank

Watts 0067370 PLT-5 Potable Water Expansion Tank, 2.1 Gallon Tank

SKU #: WAT0067370   |   MPN #: 67370
$97.03
$97.03 $0.00
MSRP: $257

Available in stock

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 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 #: ZHT18-30 & ZAF012MF
$222.85
$222.85 $0.00
MSRP: $1,098.52

Available in stock

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 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 #: ZHT8-15 & ZAF012MF
$202.99
$202.99 $0.00
MSRP: $1,061.01

Available in stock

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 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 #: ZEP5 & ZAFL2234
$199.30
$199.30 $0.00
MSRP: $1,170.15

Available in stock

Zilmet ZEP1 Expansion Tank and Shock Arrester, Butyl/304 Stainless Steel, MNPT Connection

Zilmet ZEP1 Expansion Tank and Shock Arrester, Butyl/304 Stainless Steel, MNPT Connection

SKU #: ZILZEP1   |   MPN #: ZEP1
$52.07
$52.07 $0.00
MSRP: $268.80

Available in stock

Zilmet ZHT80 21.1 Gal Cal Pro Hydronic Expansion Tank 3/4" Connection

Zilmet ZHT80 21.1 Gal Cal Pro Hydronic Expansion Tank 3/4" Connection

SKU #: ZILZHT80   |   MPN #: ZHT80
$262.74
$262.74 $0.00
MSRP: $727.95

Available in stock

Zilmet 6.3 Gal Pro Hydronic Expansion Tank 1/2 in

Zilmet 6.3 Gal Pro Hydronic Expansion Tank 1/2 in

SKU #: ZILZHT2460   |   MPN #: ZHT24-60
$133.16
$133.16 $0.00
MSRP: $343.56

Available in stock

Zilmet ZHT8-15 2.1 Gal Cal Pro ZHT8-15 Hydronic Expansion Tank, 1/2 in Connection, NPT Connection, Carbon Steel, Gray

Zilmet ZHT8-15 2.1 Gal Cal Pro ZHT8-15 Hydronic Expansion Tank, 1/2 in Connection, NPT Connection, Carbon Steel, Gray

SKU #: ZILZHT815   |   MPN #: ZHT8-15
$67.86
$67.86 $0.00
MSRP: $150.03

Available in stock

Zilmet ZFT18C 4.8 gal flat round hydronic tank with 1/2" NPT connection, union (two-way check valve), and welded bracket

Zilmet ZFT18C 4.8 gal flat round hydronic tank with 1/2" NPT connection, union (two-way check valve), and welded bracket

SKU #: ZILZFT18C   |   MPN #: ZFT18C
$123.34
$123.34 $0.00
MSRP: $279.48

Available in stock

Zilmet ZFT8C 2.1 gal flat round hydronic tank with 1/2" NPT connection, union (two-way check valve), and welded bracket

Zilmet ZFT8C 2.1 gal flat round hydronic tank with 1/2" NPT connection, union (two-way check valve), and welded bracket

SKU #: ZILZFT8C   |   MPN #: ZFT8C
$116.62
$116.62 $0.00
MSRP: $243.58

Available in stock

Zilmet ZHT200 52.8 Gal Hydronic Tank 3/4'' NPT Connection

Zilmet ZHT200 52.8 Gal Hydronic Tank 3/4'' NPT Connection

SKU #: ZILZHT200   |   MPN #: ZHT200
$665.41
$665.41 $0.00
MSRP: $1,783.03

Special Order

Zilmet ZHT105 27.7 Gal Cal Pro Hyrdronic Expansion Tank 3/4" NPT Connection

Zilmet ZHT105 27.7 Gal Cal Pro Hyrdronic Expansion Tank 3/4" NPT Connection

SKU #: ZILZHT105   |   MPN #: ZHT105
$386.83
$386.83 $0.00
MSRP: $1,131.02

Available in stock

Zilmet ZHP202 21.1 Gal Hydro-Plus Thermal Expansion Tank, 1 in Connection, Carbon Steel, Epoxy, Almond

Zilmet ZHP202 21.1 Gal Hydro-Plus Thermal Expansion Tank, 1 in Connection, Carbon Steel, Epoxy, Almond

SKU #: ZILZHP202   |   MPN #: ZHP202
$307.71
$307.71 $0.00
MSRP: $1,503.59

Special Order

Zilmet ZHT35 9.2 Gal Hydronic Tank 3/4'' NPT Connection

Zilmet ZHT35 9.2 Gal Hydronic Tank 3/4'' NPT Connection

SKU #: ZILZHT35   |   MPN #: ZHT35
$181.06
$181.06 $0.00
MSRP: $420.38

Special Order

Zilmet Gal Hydronic Tank 3/4'' NPT Connection

Zilmet Gal Hydronic Tank 3/4'' NPT Connection

SKU #: ZILZHT150   |   MPN #: ZHT150
$524.42
$524.42 $0.00
MSRP: $1,436.58

Available in stock

Zilmet ZS8 Inox Pro ZS8 Expansion Tank, 2.1 Gal Capacity, 3/4 in Connection, NPT Connection, 304 Stainless Steel

Zilmet ZS8 Inox Pro ZS8 Expansion Tank, 2.1 Gal Capacity, 3/4 in Connection, NPT Connection, 304 Stainless Steel

SKU #: ZILZS8   |   MPN #: ZS8
$264.57
$264.57 $0.00
MSRP: $542.91

Special Order

Zilmet ZS18 Stainless steel expansion tank

Zilmet ZS18 Stainless steel expansion tank

SKU #: ZILZS18   |   MPN #: ZS18
$445.48
$445.48 $0.00
MSRP: $1,038.98

Available in stock

Zilmet ZHT18-30 4.8 Gal Capacity Cal Pro ZHT18-30 Hydronic Expansion Tank, 1/2 in Connection, NPT Connection, Carbon Steel

Zilmet ZHT18-30 4.8 Gal Capacity Cal Pro ZHT18-30 Hydronic Expansion Tank, 1/2 in Connection, NPT Connection, Carbon Steel

SKU #: ZILZHT1830   |   MPN #: ZHT18-30
$88.39
$88.39 $0.00
MSRP: $187.54

Available in stock

Zilmet ZFT18R 4.8 gal flat rectangular hydronic tank with 1/2" NPT connection, union (two-way check valve), and welded bracket

Zilmet ZFT18R 4.8 gal flat rectangular hydronic tank with 1/2" NPT connection, union (two-way check valve), and welded bracket

SKU #: ZILZFT18R   |   MPN #: ZFT18R
$176.38
$176.38 $0.00
MSRP: $485.81

Available in stock

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