
Watts (WR100) Full Circle Filter Wrench for Standard 10" & 20" Housings
Watts WR100 Full Circle Wrench Specs
Construction & Features
| Manufacturer | Watts |
| Part Number | WR100 (also sold as TGI Pure FH-WWF/3) |
| Tool Type | Full Circle Filter Housing Wrench |
| Dimensions | 10" length × 5" outer diameter |
| Grip Style | Full-circle contact design for even pressure distribution |
| Directional Markings | "OPEN" and "CLOSE" with directional arrows |
| Housing Compatibility | Standard 10-inch and 20-inch filter housings |
What It Works With
The Watts WR100 filter wrench fits standard 10-inch and 20-inch whole house filter housings from Watts, Pentek, Culligan, GE, Whirlpool, and most major brands using the industry-standard sump diameter. The full-circle design distributes torque evenly around the housing, reducing the risk of cracking or cross-threading compared to strap or adjustable wrenches. Ideal for homeowners performing routine filter changes and technicians servicing residential and light commercial filtration systems. Works with both clear and opaque housings in sediment, carbon block, and specialty filter applications.
Watts WR100 Full Circle Wrench Specs
Construction & Features
| Manufacturer | Watts |
| Part Number | WR100 (also sold as TGI Pure FH-WWF/3) |
| Tool Type | Full Circle Filter Housing Wrench |
| Dimensions | 10" length × 5" outer diameter |
| Grip Style | Full-circle contact design for even pressure distribution |
| Directional Markings | "OPEN" and "CLOSE" with directional arrows |
| Housing Compatibility | Standard 10-inch and 20-inch filter housings |
What It Works With
The Watts WR100 filter wrench fits standard 10-inch and 20-inch whole house filter housings from Watts, Pentek, Culligan, GE, Whirlpool, and most major brands using the industry-standard sump diameter. The full-circle design distributes torque evenly around the housing, reducing the risk of cracking or cross-threading compared to strap or adjustable wrenches. Ideal for homeowners performing routine filter changes and technicians servicing residential and light commercial filtration systems. Works with both clear and opaque housings in sediment, carbon block, and specialty filter applications.
Description
Watts WR100 Full Circle Wrench Specs
Construction & Features
| Manufacturer | Watts |
| Part Number | WR100 (also sold as TGI Pure FH-WWF/3) |
| Tool Type | Full Circle Filter Housing Wrench |
| Dimensions | 10" length × 5" outer diameter |
| Grip Style | Full-circle contact design for even pressure distribution |
| Directional Markings | "OPEN" and "CLOSE" with directional arrows |
| Housing Compatibility | Standard 10-inch and 20-inch filter housings |
What It Works With
The Watts WR100 filter wrench fits standard 10-inch and 20-inch whole house filter housings from Watts, Pentek, Culligan, GE, Whirlpool, and most major brands using the industry-standard sump diameter. The full-circle design distributes torque evenly around the housing, reducing the risk of cracking or cross-threading compared to strap or adjustable wrenches. Ideal for homeowners performing routine filter changes and technicians servicing residential and light commercial filtration systems. Works with both clear and opaque housings in sediment, carbon block, and specialty filter applications.











