5 Best Submersible Pump for Tankless Water Heater
Having a good Submersible Pump for Tankless Water Heater is a must. The heat exchanger has an attraction to the scale, for this reason, the scale deposit on the heat exchanger of the tankless water heater and gradually decreases the efficiency of the heat exchanger.
By removing the deposited scale you can increase the heat exchanger heating efficiency and also extend the lifespan. To remove scale, there are submersible pump for tankless water heaters.
To remove scale from tankless water heater the best flushing kit with submersible pump are Kelaro, My PlumbingStuff, Superior Pump 91660, Hercules 35235 Haymaker and Chromex which are works with all brands of tankless water heaters.
Submersible Pump for Tankless Water Heater: A Quick List Below…
1. Kelaro Tankless Water Heater Flushing Kit
Kelaro Tankless Water Heater Flushing Kit
Kit Includes: Water Pump, Color Coded Hoses, Descaling Agent, Bucket with EZ Open Lid, Printed Instructions
Specification
Motor Type: Oil-free.
Flushing Time: 1 hour
Flushing Agent: Not Included.
Maximum Flow Rate: 20 GPM
Horsepower: 1/8
Dimensions: 12.65 x 12.53 x 11.58 inches
Weight: 11.4 pounds
Power source: Corded Electric
Capacity: 2 Gallons
Warranty: 1 year
To flush the tankless water heater, you need several tools and elements. General people don’t know which would need and which wouldn’t need. For this reason, the manufacturer provides submersible pump for tankless water heater with all necessary equipment.
Among the accessories there isn’t available the flushing agent. If you already have the vinegar at your home then you can use it and save your money.
Kelaro tankless water heater flushing kit works with Noritz, Rinnai, Rheem, Bosch, Takagi, Navien, Ecosmart, Eccotemp, Stiebel, Atmor, Marey Power, Trutankless, Tempra and others with isolation valves.
Though the flushing time is long, the efficiency of the submersible pump is high. It includes step-by-step instructions
Pros
- Provide all necessary accessories.
- High-efficiency submersible pump.
- Restores Efficiency Fast
- For use with all Tankless water heaters
2.
MMy PlumbingStuff – Tankless Water Heater Flushing Kit
My PlumbingStuff – Tankless Water Heater Flushing Kit
Kit Includes: 5-Gallon bucket, 5′ Ft Hoses, Submersible Pump, Step by Step instructions, Descaler.
Specification
Motor Type: Oil-free.
Flushing Time: Unknown
Flushing Agent: FLOW32 Descaler
Maximum Flow Rate: 15 gallons
Horsepower: 1/6
Dimensions: 15.3 x 14.4 x 14.4 inches
Weight: 14.47 pounds
ENERGY STAR Certified:
Power source: AC
My PlumbingStuff comes with 5-Gallon Bucket, 5-foot SS hoses, a Zoeller 42-0007 Floor Sucker Pump, 32 ounce J.C. Whitlam FLOW32 Flow-Aide System Descaler and User Instructions.
You can use the My PlumbingStuff as Navien tankless water heater flush kit and also for other tankless water heaters.
In the included elements, the J.C. Whitlam Flow32 is very effective to remove the scale from the heater exchanger. The flushing agent is nonhazardous, nontoxic, noncorrosive, and biodegradable descaler. It can easily dissolve the lime, rust, water scale, mud and other water-formed deposits.
The dimension is only 15.3” in height, 14.4” in length and 14.4” in width. The weight is 14.47 pounds that is little bit heavy.
Pros
- Helps maintain the performance.
- Works with most of the brand.
- Connects easily to tankless isolation valves
- High Flow rate.
- Safe to use
Cons
- The flushing agent is only for 1 gallon.
3. Superior Pump 91660 Tankless Water Heater Descaler Pump Kit
Superior Pump 91660 Tankless Water Heater Descaler Pump Kit
Kit Includes: descaler powder, 3.5 gallon bucket, submersible pump, 3/4-inch GHT X 6-foot hoses.
Specification
Motor Type: Oil-free.
Flushing Agent: Non-toxic descaler
Maximum Flow Rate: 32 GPM
Horsepower: 1/6
Dimensions: 11.5 x 11.5 x 12.5 inches
Weight: 10.61 pounds
Power source: AC
Capacity: 3.5 gallons
Superior Pump 91660 Tankless Water Heater Descaler Pump Kit can handle 1/8” scale. The bucket has some amazing features that help you to clean the heater easily.
1/6 HP Superior 91016 pump is enough to clean any brand tankless water heater. The motor is designed for continuous duty and it is thermal protected. The intake screen filter is easy to clean up debris. It has 1 inch discharge and 3/4” garden hose adapter.
The Superior 91016 pump can draw 1920 GMH and the vertical height is 20 feet. This pump is CSA certified.
Pros
- Easy to install and operate.
- Convenient carrying handle.
- Bottom screen filters out the debris.
- Power cord CSA listed
- Stainless steel fasteners.
Cons
- It creates little bit of noise.
4.
Hercules 35235 Haymaker Tankless Water Heater
Hercules 35235 Haymaker Tankless Water Heater Descaler Kit with Pump and Hoses, 32 oz.
Kit Includes: Haymaker descaling solution, re-circulation pump, hoses with 3/4 in. NPT fittings and bucket.
Specification
Motor Type: Oil-free.
Flushing Agent: Haymaker descaling solution
Maximum Flow Rate: 9 GPM
Dimensions: 12 x 12 x 10.75 inches
Weight: 10 pounds
Power source: Corded Electric
Capacity: 3.5 gallons
Hercules 35235 Haymaker Water Heater Descaler kit comes with 25 feet long power corded electric, two (2) 5 feet hoses, 3.5 Gallon pail and 32 oz Haymaker solution.
Citric acid can remove carbonates, sulfates, oxides, phosphates, rust and other mineral deposits.
It has VOC-Free formula, so it is 3 times stronger than the vinegar on the water scale and another important point is that it has no odor.
Since it is septic safe and non-corrosive, you can use it for any plumbing pipe like PVC, CPVC, rubber, steel, and ABS.
Pros
- Citric acid-based formula.
- Non-corrosive and septic-safe.
- Maintains optimal performance.
- It is safe for the water system.
Cons
- The hoses aren’t enough strong.
5. Chromex Tankless Water Heater Flush Kit
Chromex Tankless Water Heater Flush Kit with Certified Liquid Descaling Solution and 1/6HP Extra Strength Pump
Kit Includes: Elevated pump gate, 6 ft PVC hoses, 1/6 HP submersible pump, 5 gallon bucket and descaling agent.
Specification
Motor Type: Oil-free
Flushing Agent: Descaler
Horsepower: 1/6 HP
Dimensions: 14.5 x 12 x 12 inches
Weight: 15.97 pounds
Capacity: 5 gallons
Warranty: 1 year
Chromex Tankless Water Heater Flush Kit has a descaler solution that is a citric acid-based and is solvent-free. Since it is solvent-free, you can use it for PVC, CPVC, metal, rubber, and metal hoses.
The dimension is 14.5” in height, 12” width, 12” length and the weight is 15.97 pounds. The bucket capacity is 5 gallons that are big enough for flushing. The liquid solution easily mixes and quickly.
Works with Rinnai, Bosch, Takagi, Tempra, Noritz, Rheem, Navien, Ecosmart, Atmor, Trutankless, Stiebel, Eccotemp, Marey Power, and others tankless water heaters.
Pros
- NSF certified.
- Powerful pump.
- Bucket has more space.
- Works with almost every model.
Cons
- Need Teflon tape to tighten the hoses connection.
Buying guide
Check included component: Generally, the manufacturer provides the necessary component that needs to remove the scale from the tankless water heater.
Descaler ingredient: To remove the water scale, lime, mud, or other minerals from the tankless water heater, you need descaler. The descaler is one kind of chemical so it can easily react with metal or plastic. So before buying any descaler, read the precaution. The manufacturer provides those descalers which are safe for septic and water system. So don’t worry you aren’t going to lose anything.
Descaler amount: The seller provides a limited amount of descaler, sometimes it isn’t sufficient or not included. Then you need to buy an extra amount descaler.
Pump flow rate: How much water can supply per minute or hour is called flow rate.
Motor type: For this task, you need a submersible pump. Since the submersible pump submerges in water, it should be oil-free. Otherwise, it isn’t safe for the water system.
Next: 5 Best Low Amp Tankless Water Heater Reviews, Ratings and Buying Guides
How we select these products
For a tankless water heater, supply water continuously by a submersible pump. We select those pumps that have the most user-positive reviews and are also made of high-quality material. We also consider that the pumps are easy to install and maintain. Some pumps are too noisy and frequently create trouble, we don’t include this type of pump in our list.
READ MORE: 5 Best Low Amp Tankless Water Heater Reviews, Ratings and Buying Guides
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