Watts LF5300A 1/2" Lead-Free Bypass Relief Valve (0–250 PSI) Filmtec (XLE-4021) Low Energy Membrane 1025 GPD 4" X 21" code-compliant alternative to traditional drain

code-compliant alternative to traditional drain saddles for undercounter RO systems

Ideal for diagnosing scale formation in tankless water heaters

Higher contamination shortens media life

6 pH Test Capacity 250 tests per kit Test Method Colorimetric indicator Sample Volume 5 ml per test Kit Includes Test tube

Watts LF5300A 1/2" Lead-Free Bypass Relief Valve (0–250 PSI) Filmtec (XLE-4021) Low Energy Membrane 1025 GPD 4" X 21" code-compliant alternative to traditional drainThe Watts LF5300A is a compact 1 2" bypass relief valve designed to protect your plumbing system from overpressure damage in positive pressure pump installations. This lead free brass valve automatically diverts excess flow back to the source when pressure exceeds your preset threshold, then reseats when conditions normalize. SPECIFICATIONS Watts LF5300A Technical Details Model Number Watts LF5300A Size 1 2 inch NPT Pressure Range 0250 PSI