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Water Heating System

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Are made to heat single rooms or small areas for a limited amount of time. While much cheaper to buy than other heating systems, they are much more costly to run.
Efficient Home Heating
Heating Systems: Furnaces and Boilers. If it has a pilot light, it was probably installed prior to 1992 and has an efficiency of.
HomeTips Guide: Central Heating and Cooling Systems
When an electric current runs through an electric-resistance element, cable, or foil, it generates heat--and that heat is radiated into the room. Because radiant heating systems have very few moving.
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Browse deals on pools, hot tubs, saunas & spas from our trusted merchants . If you are looking for something specific, check out the search options on the left and browse through relevant products in pools, hot tubs, saunas & spas. Discover product information and bargains on 589 products for water heating system on Become.com. Shop effortlessly for fantastic online deals, free shipping offers, seasonal contests and promotions.


  1. SmartPool SUNHEATER 40 Sq Ft. Solar Heating System

    SmartPool SUNHEATER 40 Sq Ft. Solar Heating System

    Each kit is good for 10,000 gallons. You can use as many kits together as necessary. Using your existing pool pump, water circulates through the solar collectors, is heated by the sun and returned to the pool through the existing fitting. A Sunheater solar pool heating system will raise the temperature of your pool water by up to 10° F (6° C). or more. It is lightweight, durable and easy to install. Water simply flows through the SunHeater's many tubes via your existing pool pump where it is heated by ...
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    See prices for: SmartPool SUNHEATER 40 Sq Ft. Solar Heating System

    In Stock

    $149.99
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    at NJPoolStore
  2. Intellidyne Intellicon Hw+ 3250 Hot Water Heating System Fuel Economizer

    Intellidyne Intellicon Hw+ 3250 Hot Water Heating System Fuel Economizer

    Intellidyne IntelliCon HW+ 3250 Hot Water Heating System Fuel Economizer The HW+ is a microprocessor-based, fuel-saving control for hot water (hydronic) heating systems. The HW reduces fuel consumption, wear on parts, flue emissions and electrical usage, when installed on any new or existing gas or oil burner. The HW+ saves energy by adjusting the burner run pattern to match the systems heat load. Its action is similar to the industry-accepted method of outdoor-air temperature reset
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    In Stock

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    $144.99
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    at eBay
  3. Taco Single Zone Relay

    Taco Single Zone Relay

    TACO HYDRONIC ACCESSORIES Single Zone Relay Switching relay makes short work of any job. Snap-in PC board easily replaces other single zone relays without switching the entire box. Features external indicator lights. Simplified wiring. Fully enclosed snap-out relays. Universal thermostat compatibility. 120V AC input. 5 amp combined load. UL listed. CSA approved. 3 Year Limited Warranty.
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    In Stock

    $52.95
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    at Global Industrial
  4. SunHeater 4 x 20 In-ground Solar Heating System

    SunHeater 4 x 20 In-ground Solar Heating System

    Raises pool water temperature 10 degrees or more. Featuring simple, do-it-yourself installation. Tube on web design for maximum exposure to sun's rays. No fuel bills or expensive installation of equipment and connections. One system kit is required for all in ground pool installations (up to 4 collectors!)The number of collectors needed to heat your pool depends on its size. In-Ground Pools 4'x20' Collector Pool Sizes Up To: Quantity / BTU 15' x 30' Rectangular 2 Collectors 1 System Kit / 80,000 16' x 32' ...
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    In Stock

    $259.99
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    at Leisure Living
  5. SunHeater 2 x 20 Above-ground Solar Heating System

    SunHeater 2 x 20 Above-ground Solar Heating System

    Raises pool water temperature 10 degrees or more. Featuring simple, do-it-yourself installation. Tube on web design for maximum exposure to sun's rays. No fuel bills or expensive installation of equipment and connections.The number of collectors needed to heat your pool depends on its size. Above-Ground Pools 2'x20' Collector Pool Size Quantity / BTU 12' - 18' Round 1 Collector / 40,000 21' - 24' Round 2 Collectors / 80,000 27' - 28' Round 3 Collectors / 120,000 12'x24' Oval 1 Collector / 40,000 15'x30' ...
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    In Stock

    $119.99
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    at Solar Covers
  6. Aube TH140-28-01 Hot Water Heating Systems Thermostat

    Aube TH140-28-01 Hot Water Heating Systems Thermostat

    Star FullStar FullStar FullStar FullStar Full

    Automate your hot water heating system to work when you want it to, no matter what day it is! Unlike other thermostats that limit you to one weekday schedule and one weekend schedule, this versatile thermostat allows you to choose a different
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    In Stock

    $52.36
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    at Sears Marketplace
  7. Switching Relay W/ Powerport - 6 Zone W/ Priority

    Switching Relay W/ Powerport - 6 Zone W/ Priority

    Taco Switching Relay w/ PowerPort - 6 Zone w/ Priority Clearly-labeled PC board layouts with advanced features that allow you to completely customize your system. All switching relays are UL listed, use standard "ice cube" replaceable relays and are compatible with conventional and programmable thermostats. For larger jobs, switching relays can be expanded up to 20 zones with priority. 12.75 L. 8.00 W. 3.25 H.
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    In Stock

    $258.95
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    at Global Industrial
  8. SunHeater 4 x 20 Above-ground Solar Heating System

    SunHeater 4 x 20 Above-ground Solar Heating System

    Raises pool water temperature 10 degrees or more. Featuring simple, do-it-yourself installation. Tube on web design for maximum exposure to sun's rays. No fuel bills or expensive installation of equipment and connections. Can be connected to a 2x20 system.The number of collectors needed to heat your pool depends on its size. Above-Ground Pools 4'x20' Collector Pool Size Quantity / BTU 15' - 24' Round 1 Collectors / 80,000 27' - 28' Round 2 Collectors / 160,000 12'x24' - 16'x25' Oval 1 Collector / 80,000 ...
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    In Stock

    $189.99
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    at Leisure Living
  9. SunHeater 4 x 20 Above-ground Solar Heating System

    SunHeater 4 x 20 Above-ground Solar Heating System

    Raises pool water temperature 10 degrees or more. Featuring simple, do-it-yourself installation. Tube on web design for maximum exposure to sun's rays. No fuel bills or expensive installation of equipment and connections. Can be connected to a 2x20 system.The number of collectors needed to heat your pool depends on its size. Above-Ground Pools 4'x20' Collector Pool Size Quantity / BTU 15' - 24' Round 1 Collectors / 80,000 27' - 28' Round 2 Collectors / 160,000 12'x24' - 16'x25' Oval 1 Collector / 80,000 ...
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    In Stock

    $189.99
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    at Solar Covers
  10. INTELLICON 1210 Eff,control,comm Hot Water Heating Sys

    INTELLICON 1210 Eff,control,comm Hot Water Heating Sys

    Energy Efficiency And Economizing Control, Commercial Hot Water Heating System Fuel Economizer, Application Systems With Ratings Above 2.5 Million Btu, Voltage 24/120/208-220, Control Circuit 24 Vac/dc, 115/220 Vac, Contact Rating 10 Amps At 220v,
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    In Stock

    $3,949.00
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    at Grainger
  11. Warmlyyours Heating Floor Cables HM-120-0303 36''W x 36''L

    Warmlyyours Heating Floor Cables HM-120-0303 36''W x 36''L

    The ValueMat was designed to offer you the luxury of a floor heating system while also staying within your budget. Save up to 33% using ValueMat versus full coverage TempZone heating rolls. These mat sizes are perfect for warming the area in front of
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    See prices for: Warmlyyours Heating Floor Cables HM-120-0303 36''W x 36''L

    In Stock

    $109.00
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    at Bathroom Glass Vanities
    Trusted Merchant
  12. SunHeater 4 x 20 In-ground Solar Heating System

    SunHeater 4 x 20 In-ground Solar Heating System

    Raises pool water temperature 10 degrees or more. Featuring simple, do-it-yourself installation. Tube on web design for maximum exposure to sun's rays. No fuel bills or expensive installation of equipment and connections. One system kit is required for all in ground pool installations (up to 4 collectors!)The number of collectors needed to heat your pool depends on its size. In-Ground Pools 4'x20' Collector Pool Sizes Up To: Quantity / BTU 15' x 30' Rectangular 2 Collectors 1 System Kit / 80,000 16' x 32' ...
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    In Stock

    $249.99
    See It
    at Solar Covers
  13. SunHeater 2 x 20 Above-ground Solar Heating System

    SunHeater 2 x 20 Above-ground Solar Heating System

    Raises pool water temperature 10 degrees or more. Featuring simple, do-it-yourself installation. Tube on web design for maximum exposure to sun's rays. No fuel bills or expensive installation of equipment and connections.The number of collectors needed to heat your pool depends on its size. Above-Ground Pools 2'x20' Collector Pool Size Quantity / BTU 12' - 18' Round 1 Collector / 40,000 21' - 24' Round 2 Collectors / 80,000 27' - 28' Round 3 Collectors / 120,000 12'x24' Oval 1 Collector / 40,000 15'x30' ...
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    In Stock

    $119.99
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    at Leisure Living
  14. Valve Control - 6 Zone W/ Priority

    Valve Control - 6 Zone W/ Priority

    Taco Valve Control - 6 Zone w/ Priority Taco Zone and Flow Control Valves are designed to create and control individual zones or isolate equipment in a hydronic heating system. They are engineered for reliability and built with all the quality you expect from Taco.
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    In Stock

    $169.95
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    at Global Industrial
  15. Solar Bear Deluxe Above Ground Solar Heating System

    Solar Bear Deluxe Above Ground Solar Heating System

    Manufactured by the premier company in the solar business (they have installed over 125,000 solar systems), these panels have been efficiently heating swimming pools since 1972. Solar Bears surface is fully whetted by pool water insuring the most efficient panel available. Extra large 2 headers do not slow down your pools circulation and ensure excellent solar heat transfer to your pools water. Smaller 1-1/2 headers can reduce your pools circulation and cause solar heating to be compromised. Solar Bear systems ...
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    In Stock

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    $315.00
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    at eBay
  16. INTELLICON 3250 Eff,control,hot Water Heating Sys400 Mbh

    INTELLICON 3250 Eff,control,hot Water Heating Sys400 Mbh

    Energy Efficiency And Economizing Control, Hot Water Heating System Fuel Economizer, Application Boilers Up To 400 Mbh, Voltage 24/120/208-220, Control Circuit 24 Vac/dc, 115/220 Vac, Contact Rating 10 Amps At 220v, Height 4 In, Width 4 In, Depth 2
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    In Stock

    $340.00
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    at Grainger
  17. Sunquest Solar Heating System - "Mini" (2 ft. x 10 ft.)

    Sunquest Solar Heating System - "Mini" (2 ft. x 10 ft.)

    The Sun Quest is a swimming pool solar heating system. The existing filter pump sends the cold pool water through the solar panel. The water is heated with the sun's energy and warm water is returned to the pool. The Sun Quest is good for small above ground pools.1-2ft x 10ft panel 20 000 BTU with hose adaptersRaises pool temperature up to 10 degrees.Installs in 30 minutes or lessWorks with any pool pumpExtends the swimming seasonEnvironmentally friendly Up to 5° FUp to 10° FUp to ...
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    In Stock

    $89.99
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    at Leisure Living
  18. Eco-Friendly Solar Heating System 4ft x 20ft Add On Unit for In-Ground Pools

    Eco-Friendly Solar Heating System 4ft x 20ft Add On Unit for In-Ground Pools

    Length: 20ft

    Free heat for your InGround Pool! Bring your pool to life with a Solar Heating Module. Get the most out of your pool. Swim in warmer water all season for only a small investment. FREE solar heat keeps you comfortable all season long.
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    In Stock

    $159.99
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    at Solar Covers
  19. Warmlyyours Heating Floor HM-120-0305 36''W x 60''L

    Warmlyyours Heating Floor HM-120-0305 36''W x 60''L

    The ValueMat was designed to offer you the luxury of a floor heating system while also staying within your budget. Save up to 33% using ValueMat versus full coverage TempZone heating rolls. These mat sizes are perfect for warming the area in front of
    Read More

    See prices for: Warmlyyours Heating Floor HM-120-0305 36''W x 60''L

    In Stock

    $169.00
    See It
    at Bathroom Glass Vanities
    Trusted Merchant
  20. Durst Zone Valve A1047

    Durst Zone Valve A1047

    Star FullStar FullStar FullStar FullStar Full

    Get The Zone Valve From Lowe's Today.

    See prices for: Durst Zone Valve A1047

    In Stock

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    $112.00
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    at Lowe's
  21. Eco-Friendly Solar Heating System Above-ground Pool 4' x 20' Add On Unit

    Eco-Friendly Solar Heating System Above-ground Pool 4' x 20' Add On Unit

    Free heat for your Above-Ground Pool! Bring your pool to life with a Solar Heating Module. Get the most out of your pool. Swim in warmer water all season for only a small investment. FREE solar heat keeps you comfortable all season long.
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    In Stock

    $159.99
    See It
    at Solar Covers
  22. Warmlyyours Heating Roll HM-120-0308 36''W x 96''L

    Warmlyyours Heating Roll HM-120-0308 36''W x 96''L

    The ValueMat was designed to offer you the luxury of a floor heating system while also staying within your budget. Save up to 33% using ValueMat versus full coverage TempZone heating rolls. These mat sizes are perfect for warming the area in front of
    Read More

    See prices for: Warmlyyours Heating Roll HM-120-0308 36''W x 96''L

    In Stock

    $259.00
    See It
    at Bathroom Glass Vanities
    Trusted Merchant
  23. Amtrol 1-1/4" Air Purger Cast Iron For Hot Water Heating System Hydronic Scoop

    Amtrol 1-1/4" Air Purger Cast Iron For Hot Water Heating System Hydronic Scoop

    New Amtrol 444-1 1-1/4" Air Purger Cast Iron for Hot Water Heating System 6" x 3.75" x 2.38" 0.12" NPT Vent Tapping 0.50" NPT Tank Tapping The water that is used initially to fill a hot water heating system contains dissolved air. Make-up water added at a later time will similarly have a high air content. Heating this water releases the air and permits it to be circulated in the system, which must be vented. The purpose of an Air Purger is to continuously separate and collect any air from the
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    In Stock

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    $9.99
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    at eBay
  24. 3M Cuno SF18S Scale Inhibition Water Filtration System 6 GPM

    3M Cuno SF18S Scale Inhibition Water Filtration System 6 GPM

    Ideal for preventing troublesome scale buildup inside pipes boiler walls heating coils and more the 3M Cuno SF18S scale inhibition water filtration system is a smart addition to your existing water filtration systems This system utilizes a forcedfeed orifice that delivers a carefully metered amount of scale inhibitor for optimum results Able to accommodate flow rates up to 6 GPM this scale inhibitor is great for use with a variety of equipment from coffee brewers to steamers and more And to ensure this filter ...
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    See prices for: 3M Cuno SF18S Scale Inhibition Water Filtration System 6 GPM

    In Stock

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    $63.08
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    at The WEBstaurant Store
    Trusted Merchant
  25. Warmlyyours Bathroom Floor Heating HM-120-0310 36''W x 120''L

    Warmlyyours Bathroom Floor Heating HM-120-0310 36''W x 120''L

    The ValueMat was designed to offer you the luxury of a floor heating system while also staying within your budget. Save up to 33% using ValueMat versus full coverage TempZone heating rolls. These mat sizes are perfect for warming the area in front of
    Read More

    See prices for: Warmlyyours Bathroom Floor Heating HM-120-0310 36''W x 120''L

    In Stock

    $329.00
    See It
    at Bathroom Glass Vanities
    Trusted Merchant
  26. On Sale - 16% Discount on Swim Time Solar Heating SystemSwim Time Solar Heating System

    Swim Time Solar Heating System

    This solar heating system from Swim Time features a convenient way to heat your pool with it's efficient panel design. This solar heating system includes everything you need to install and heat your pool. Solar heating system Excellent solar heat transfer Extra large headers do not slow down your po
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    In Stock

    $389.99

    $326.99
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    at Overstock
    Trusted Merchant
  27. Sungrabber Deluxe In Ground Solar Heating System 2'x10

    Sungrabber Deluxe In Ground Solar Heating System 2'x10

    A properly sized solar system working in conjunction with a solar blanket will provide virtually all of the heat for your pool - free! Our SunGrabber Deluxe Solar System can supply 100% of your pool's heating needs. The system circulates pool water through solar panels mounted on the roof and uses solar energy to warm the water as it returns to the pool. Our panels mount vertically on the roof and feature 1-1/2" headers. These large headers allow for excellent circulation through the solar panels, thereby ...
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    In Stock

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    $515.00
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    at eBay
  28. Warmlyyours Heating Floor Net HM-120-0302 36''W x 24''L

    Warmlyyours Heating Floor Net HM-120-0302 36''W x 24''L

    The ValueMat was designed to offer you the luxury of a floor heating system while also staying within your budget. Save up to 33% using ValueMat versus full coverage TempZone heating rolls. These mat sizes are perfect for warming the area in front of
    Read More

    See prices for: Warmlyyours Heating Floor Net HM-120-0302 36''W x 24''L

    In Stock

    $89.00
    See It
    at Bathroom Glass Vanities
    Trusted Merchant
  29. Water Worker Radiant In-Floor Heating System Expansion Tank - 4.4-Gallon

    Water Worker Radiant In-Floor Heating System Expansion Tank - 4.4-Gallon

    Expansion tanks offer complete protection for your water heater, home and family. Thermal expansion is a major concern for in-floor heating systems. This Water Worker Radiant In-Floor Heati...

    See prices for: Water Worker Radiant In-Floor Heating System Expansion Tank - 4.4-Gallon

    In Stock

    $59.99
    See It
    at Northern Tool
  30. Warmlyyours Heating Floor Element 515-10-240 60''W x 180''L

    Warmlyyours Heating Floor Element 515-10-240 60''W x 180''L

    Add extra warmth and comfort to carpet, laminate and floating wood flooring with a WarmlyYours Environ II floor warming system. Environ IIs wafer thin mat installs directly in between the pad and carpet or floating wood flooring to heat the floor and
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    In Stock

    $750.00
    See It
    at Bathroom Glass Vanities
    Trusted Merchant
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