What it delivers
The Seelink TANK002-1 Expansion Tank is a water heater part whose listing says it fits most water heater lines.
Match the part to the exact heater model and its manual before ordering.
Expansion tanks are sized to the system's volume and pressure; relief valves to the heater's rating. Match the part to the heater's manual and local code.
From the listing: connections: 3/4-inch MNPT; model: TANK002-1; fits: most water heater lines.
The listing gives thermal expansion tank in the box.
Right unit for this house?
Install it when
- Installing or servicing a tankless heater
- Matching a part named in the manual
Look at another unit when
- Heaters it doesn't name
Strengths and trade-offs
Strengths
- Water heater part
- Names most water heater lines
Trade-offs
- Model-specific: check the manual
Install limits
- Figures are the maker's or seller's own. Flow at a rise is our estimate from the input; gas, venting and electrical work needs a licensed professional.
Rated performance
Every figure below comes from the source shown in brackets. Where the maker doesn't state something, we say so instead of estimating.
| Model number | TANK002-1 | Retailer |
|---|---|---|
| Connections | 3/4-inch MNPT | Retailer |
| Fits | most water heater lines | Retailer |
Rival units at this flow
More venting and install parts rated for similar demand
Final verdict
A solid water heater part for installing or servicing a tankless heater.
Buy this unit
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