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The DELTA FAUCET rp46079 is a pressure test plug designed for use in hot and cold water supply line testing and service procedures. This fitting allows plumbing technicians to isolate and pressure-test supply lines during installation or diagnostic work on faucet and valve assemblies. It seals off a port to hold system pressure, enabling leak checks and line verification without removing the entire fixture from service. The rp46079 is an OEM Delta Faucet component suited for qualified plumbers and service technicians performing routine maintenance or repair work.
This pressure test plug is intended for use in residential and light commercial plumbing applications where Delta Faucet faucets and valve bodies require supply line testing. It is applicable to both hot and cold water sides of a faucet assembly, making it a dual-purpose service component. Typical installation scenarios include rough-in inspections, post-repair pressure verification, and diagnostic troubleshooting on sink or lavatory faucet systems.
Designed as an OEM-style replacement pressure test plug for Delta Faucet faucet and valve assemblies requiring hot and cold supply line port testing.
Installation should be performed by a licensed plumber or qualified service technician. Shut off the water supply and relieve system pressure before installing or removing the test plug. Follow applicable IPC and local plumbing code requirements for pressure testing procedures. Do not exceed the rated pressure limits of the connected supply lines or faucet assembly during testing.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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