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💧 Stay leak-free and stress-free with Watts’ precision relief valve!
The Watts Sea 66100 100XL-4 is a compact, bronze pressure and temperature relief valve designed for water heaters, offering a maximum operating pressure of 150 psi. Engineered as an OEM replacement, it features a 3/4 inch NPT threaded connection for easy installation and reliable performance. Highly rated by professionals, this valve ensures safety and durability, making it an essential upgrade for any water heating system.
| ASIN | B002QYIRN0 |
| Best Sellers Rank | #30,148 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #11 in Relief Valves |
| Brand | Watts |
| Brand Name | Watts |
| Connector Type | Threaded |
| Customer Reviews | 4.7 out of 5 stars 159 Reviews |
| Exterior Finish | Bronze |
| Included Components | Watts Sea 66100 100XL-4 3/4" 150 Psi 100Xl-4 T & P Relief Valve |
| Item Dimensions | 1 x 1 x 1 inches |
| Item Type Name | Watts Sea 66100 100XL-4 3/4" 150 Psi 100Xl-4 T & P Relief Valve |
| Item Weight | 4.8 ounces |
| Item dimensions L x W x H | 1 x 1 x 1 inches |
| Manufacturer | Watts Sea |
| Manufacturer Part Number | 66100100XL4 |
| Manufacturer Warranty Description | Warranty |
| Material | Bronze |
| Material Type | Bronze |
| Maximum Operating Pressure | 150 psi |
| Maximum Pressure | 150 psi |
| Model Number | 66100 100XL-4 |
| Number of Packs | 1 |
| Number of Pieces | 100 |
| Number of Ports | 2 |
| Outlet Connection Size | 0.75 inches |
| Outlet Connection Type | FNPT |
| Set Name | 100XL-4 |
| Size | No Size |
| Specification Met | oem |
| Thread Size | 3/4 in |
| Thread Type | NPT |
| UPC | 098268000016 |
| Unit Count | 1 Count |
| Valve Type | Pressure Relief Valve |
A**R
Perfect
Perfect fit. Exact replacement. Leaks after a season. Mainly because its the only way to bleed air from water heater. Cheap item to have for a spare
S**S
Easy change out
Replaced a leaking relief valve on a 40 gallon water heater, easy change out, and water heater back to normal.
D**G
Relief Valve
Very easy to install. Great quality.
G**.
perfect for my RV water heater
It was a perfect fit for my RV water heater and it doesn't leak
T**Y
Great stuff!!
Worked as the instructions said, Don't put it in too tight!!
B**H
Works fine
It was a replacement and works fine.
D**R
Good watts quality
Good quality product you can always trust it if it says watts. It may be made in China I think but it’s not poor Chinese quality.
H**R
Works well........
Perfect fit and 45 minute job with youtube help.
M**S
It works
It worked
C**N
Awesome
It was exactly what I was looking for. Very prompt delivery. And the price was good too.
Trustpilot
3 weeks ago
5 days ago