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US4867196A - Pool chemical dispenser - Google Patents

An improved chemical feeder employing periodic partial immersion in a forced circulation system is provided having a soluble chemical chamber a dissolving chamber into which the soluble chemical chamber extends and a discharge chamber in fluid flow communication with the dissolving chamber to selectively receive chemically treated water from the dissolving chamber and discharge it into a flow ...

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Gas Pool Heaters | Pentair

With so many gas heaters to choose from you're sure to find the perfect one for your pool or spa. Designed to efficiently heat any size pool or spa a Pentair gas pool heater will have your warm the water to your desired temperature in a hurry. Gas are often preferred by owners.

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China Circulation Pump Circulation Pump Manufacturers ...

Water Circulation Pump Swimming Pool Circulation Pump Oil Circulation Pump Boiler Circulation Pump ... Forced Circulation Pump Vertical Propeller Elbow Pump ... API610 BB4 High Temperature High Pressure Barrel Double Casing Horizontal Centrifugal Multistage Steam Feed Hot Water Supply Pump. FOB Price: US $ 2000-55000 ...

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Solar Water Heating: Active and Passive - Solar ...

Water Heating Systems. Freezing Boiling and Scaling. Auxiliary Energy. ForcedCirculation Systems. LowFlow Pumped Systems. NaturalCirculation Systems. Integral Collector Storage Systems. Retrofit Water . Water in Space and Cooling Systems. Testing and Rating of Solar Water . Economics of Solar Water ...

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California Code of Regulations Title 8 Section 753 ...

Coil--type swimming pool heaters at places of employment rated at or below 400000 BTU/hr input need not be considered boilers provided all of the following conditions are complied with: They are used to heat water to a maximum temperature of 140° F with a maximum pressure stamping of 150 psi.

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US5133381A - Dual range periodic chemical dispenser for ...

An improved chemical feeder employing periodic partial immersion in a forced circulation system is provided having a soluble chemical hopper and a dissolving chamber into which the soluble chemical chamber extends an adjustable distance and a discharge chamber in fluid flow communication with the dissolving chamber to selectively receive chemically treated water from the dissolving chamber ...

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US5133381A - Dual range periodic chemical dispenser for ...

An improved chemical feeder employing periodic partial immersion in a forced circulation system is provided having a soluble chemical hopper and a dissolving chamber into which the soluble chemical chamber extends an adjustable distance and a discharge chamber in fluid flow communication with the dissolving chamber to selectively receive chemically treated water from the dissolving chamber ...

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HRSFUNKE SWIMMING POOL HEAT EXCHANGERS

In swimming pools HRSFUNKE heat exchangers are used to transfer the heat / cool generated by the boiler / chiller or any other heating / cooling method to the water that is in the pool. HRSFUNKE heat exchangers keep both sides of the system apart therefore any chemicals on the side which could be corrosive to the / cooling system are kept away.

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Solar Water Heating System Maintenance and Repair ...

Solar energy systems require periodic inspections and routine maintenance to keep them operating efficiently. Also from time to time components may need repair or replacement. You should also take steps to prevent scaling corrosion and freezing. You might be able to handle some of the ...

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Products - Heizer

Swimming pool heat pumps extract the heat stored in the ambient air and transfer it to water. ... Forced Circulation Systems. Forced circulation systems one coil Forced-circulation systems with all components ready to install. ... Heat Pumps extract heat for outdoor ambient air and users to heat water. 3.8 KW Heat Pump Technical ...

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View Document - California Code of Regulations

Coil -type swimming pool heaters at places of employment rated at or below 400000 BTU/hr input need not be considered boilers provided all of the following conditions are complied with: They are used to heat water to a maximum temperature of 140 degrees F

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Closed Loop Water Circulating Pumps for Hot & Water ...

Common applications where a circulating water pump is used include cooling systems water heaters swimming pools HVAC and boilers. Due to their ability to handle water efficiently at reasonable flow rates and pressures recirculating water pumps are usually of centrifugal design .

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Terminology Aquatic Terms and Definitions for Pool Industry

reverse circulation. pool-water circulation system; water is taken from the surface of the pool and returned through inlets at the bottom of the pool. REGLET.. A horizontal slot formed or cut in a concrete tile masonry or block wall into which the top edge of Natatec PVC membrane or NataDek flooring or other material can be inserted and ...

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Solar Water Heating: Active and Passive - Solar ...

Water Heating Systems. Freezing Boiling and Scaling. Auxiliary Energy. ForcedCirculation Systems. LowFlow Pumped Systems. NaturalCirculation Systems. Integral Collector Storage Systems. Retrofit Water . Water in Space and Cooling Systems. Testing and Rating of Solar Water . Economics of Solar Water ...

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Steam Boiler Feed Pumps & High Pressure Boiler Feed Water ...

As the water or steam is fed round a system they are sometimes referred to as boiler circulation pumps. As taking suction from a condensate system is a high pressure application steam boiler feed pumps are generally high head low flow pumps making multistage pumps a common choice.

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An analysis on the energy consumption of circulating pumps ...

Jun 01 2017 · Based on an extensive dataset containing aggregated hourly energy consumption readings of residents during March 2011 and October 2012 in South Ontario Canada this paper estimates the energy consumption of circulating pumps of residential swimming pools (CPRSP) non-intrusively and quantifies the impact of CPRSP on the power system.

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