DP BIG 20 MONO PS PM water filter housing ATLAS FILTRI, 1'' connection, with wrench

DP BIG 20" MONO 

Description. DP BIG 20" MONO is a single-stage cartridge housing for SX (DOE) cartridges with an outer diameter of 4.5". The PS PM version is supplied with plugs on the heads and bowls and is prepared for connecting pressure gauges and a drain valve (devices not included).

Connections and thread. IN/OUT G 1" BSPP (parallel “G” thread) – European standard sealing on a flat surface/O-ring. (NPT versions available on request.)

Compatibility. SX (DOE) 20" × 4.5" cartridges (mechanical PP, string-wound, GAC, CTO, etc.), intended for higher flow in households and businesses.

Bowl. 20" height, transparent.

Safety and maintenance. The design provides ports for installing pressure gauges and a drain valve (PS PM), enabling pressure/filter status control and rinsing while reducing leakage risk.

Application. Prefiltration and main line: reducing silt, sand, rust and organic impurities depending on the chosen cartridge.