This is a precision replacement Filter for 1″ Y‑Type Strainers, delivering reliable debris filtration and maintaining optimum flow. Made from high-grade stainless steel, the 20‑mesh construction provides effective protection for valves, pumps, and meters in water, HVAC, lubrication, and pneumatic systems. Compatible specifically with any 1″ Y-strainer using a 20‑mesh stainless steel element