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- USA
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Ships within 48 hours · Estimated delivery Jul 25 - Jul 30
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Description
2.1 Gal. Non-Potable Hot Water Hydronic Expansion TankHydronic Expansion Tanks are designed to keep system pressures below relief valve settings. Low profile tank design with full membrane depth which eliminates stretching of diaphragm and providing increased life cycle. It absorbs all the expansions of water in residential and commercial hydronic heating and cooling systems. Protects safety valves from failing or wearing out quickly. Avoids valve stem and ball seal leaks which prevents from wasted BTUs
Hydronic Expansion Tanks are designed to keep system pressures below relief valve settings. Low profile tank design with full membrane depth which eliminates stretching of diaphragm and providing increased life cycle. It absorbs all the expansions of water in residential and commercial hydronic heating and cooling systems. Protects safety valves from failing or wearing out quickly. Avoids valve stem and ball seal leaks which prevents from wasted BTUs and vastly extends water heater life. Measures 11.6 in. L x 8.7 in. W x 11.6 in. H, tank size 2.1 Gal. and tank weight 4.6 lbs.- All diaphragms designed to maximize drawdown
- Low profile tank design with full membrane depth eliminates stretching of diaphragm, providing increased life cycle
- Protected pre charge valve eliminates potential leak path
- External baked epoxy-polyester coating provides a durable appliance finish
- MIG welding eliminates interior rough spots and sharp edges
- Certified synthetic SBR rubber diaphragm
- Each tank is factory leak tested to ensure tank integrity
- Welded side outlet allows easy and quick installation
- Maximum operating pressure 2.1 Gal. 75 psi
- Operating temperature: 210°F
- Factory pre-charge: 12 psi
- Shell: carbon steel
- Connection: carbon steel
- Diaphragm: SBR synthetic rubber
- Color: gray
- 1 Year Warranty
Features
| Item Weight | 4.6 |
| Material | Shell made of carbon steel, Connection with Stainless steel |
| Product Weight (lb.) | 4.6 |
| Finish Family | Gray |
| Pack Size | 1 |
| Compatible Brand/Model | The Plumber's Choice |
| Returnable | 180-Day |
| Product Height (in.) | 11.6 |
| Product Width (in.) | 8.7 |
| Product Depth (in.) | 11.6 |
| Manufacturer Warranty | 1 Year Warranty |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.4 ★★★★★
Based on 7 reviews
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Product Reviews
★★★★★ 5
Best Toddler Shoes
These shoes are among the best we've tried! They're durable (survived a whole summer of activities), easy to clean, and simple to put on. Plus, they look great! They run true to size, are wide, and flexible for little feet. Highly recommended!
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Reviewed in the United States on November 13, 2024
★★★★★ 5
Best Toddler Sneakers
Started using them when my toddler was 1.5 years old (she wore the size 18-24). Since Robeez doesn’t have bigger sizes of this shoe in their website and they also don’t deliver to my country, I looked in Amazon and to my surprise I found them. So I now have the next size. My toddler loves them, they’re comfortable, easy to put on/take off and beautiful. I highly recommend all Robeez shoes (if they deliver to your country!)
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Reviewed in the United States on March 30, 2023
★★★★★ 5
Great water shoe
Great shoe for toddlers to walk around in a pool. Provides necessary support and stability.
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Reviewed in the United States on December 1, 2025
★★★★★ 4
Double check sizing
Too big for my toddler, recommend sizing down. Quality is good if the fit is good.
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Reviewed in the United States on June 20, 2025
★★★★★ 3
Sizing
These were cute unfortunately way too big. The sizing thing is really off.
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Reviewed in the United States on January 25, 2026