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💧 Protect your flow, upgrade your home’s heartbeat!
The Eastman 2-Gallon Mini Thermal Expansion Tank is a compact, stainless steel solution designed to safeguard tankless and point-of-use water heaters from pressure surges caused by thermal expansion. Featuring a durable 304 stainless steel build, a versatile 1/2-inch threaded connection, and adjustable pressure settings, it ensures long-lasting protection and quiet operation. Easy to install and suitable for indoor or outdoor use, this expansion tank prevents leaks and costly repairs, making it an essential upgrade for modern water heating systems.









































| ASIN | B0D4ZGLQD3 |
| Best Sellers Rank | #101,310 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #177 in Water Heater Replacement Parts |
| Brand | Eastman |
| Brand Name | Eastman |
| Capacity | 2 Gallons |
| Color | Stainless Steel |
| Customer Reviews | 4.4 out of 5 stars 84 Reviews |
| Included Components | 2-Gallon Mini Thermal Expansion Tank, Stainless Steel Hammer Arrestor with 1/2 Inch Threaded Connection, |
| Is Electric | No |
| Item Dimensions W x H | 3.25"W x 3.25"H |
| Item Type Name | Mini Stainless Steel Expansion Tank |
| Item Weight | 0.5 Pounds |
| Manufacturer | Reliance Worldwide Corporation |
| Manufacturer Part Number | 60008 |
| Material | Stainless Steel |
| Material Type | Stainless Steel |
| Maximum Pressure | 150 Pound per Square Inch |
| Maximum Temperature | 210 Degrees Fahrenheit |
| Model Number | 60008 |
| Mount Type | Threaded |
| Product Dimensions | 3.25"W x 3.25"H |
| Special Feature | High Water Pressure Protection |
| Special Features | High Water Pressure Protection |
| Style Name | Modern |
| UPC | 091712055563 |
J**E
Great fix for significant water hammer
We replaced or clothes washer with an HE version. The new washer ware control valves are quick close and created severe water hammering. I tried the AA size anti water hammer device. Still slammed the pipes. I bought this larger unit that is designed for a water tank up to 2 gallons. It is small and was able to squeeze in to my arrangement. I had to install a wye to replace the multi tap AA device. But now all is silent. This device has an air chuck to adjust the pressure. A QR code directs you to instructions that simply say “pressurize to 3 to 5 psi above normal pressure”. It would be nice to say that on the permanent tag on the unit or at less have the QR code on the device, not the box.
R**R
Ordered on contractor‘s recommendation
Contractor recommended and installed with no issues
M**G
Adding air pressure
I just added this to my tankless water heater. The issue I am having is my water pressure is at 80lbs and adding 84lbs to this is difficult. Every time I check for the right pressure I lose the pressure I need. This expansion tank is small but difficult to make work.
H**N
Small tank for a 2 gallon water storage tank
I put this on the input to the pressure regulator to absorb the water pressure surge when the pump comes on. It keeps the pressure switch from hammering on and off.
J**O
Tankless Water Heater
Nice quality
S**N
Expansion tanks are required in all new water heater installations
Think of an expansion tank as a shock absorber for your plumbing system. Every time your washing machine cuts off the flow of hot water by slamming a valve shut...; this device cushions the blow to all the pipes.
S**E
Great
Work just for what I wanted it for. Used on washing machine to stop water hammer.
J**B
hot water instillation
works like a charm on new tankless hot water heater
Trustpilot
1 month ago
3 weeks ago