The Retention Valve Filter is a low‑pressure hydraulic valve that provides back‑flow prevention and particle filtration in one compact unit. It is supplied in standard pipe thread sizes from ½” to 4″, with body lengths ranging from 40.7 mm to 116 mm and heights from 24.5 mm to 115.5 mm. Constructed from steel or stainless steel, it meets common hydraulic standards and is suitable for mobile machinery, industrial plant lubrication lines, and agricultural equipment. Immediate stock availability – request a quotation today.