20” in-line set Big Blue® type: Big Blue® type filter housing, with transparent sump and pressure relief valve, mounting bracket with screws, wrench, pressure gauge, bacteriostatic filter centralizing ring, instruction and color box. Available with brass inserts: 1" BSP. Head is equipped with pressure relief valve which enables release of air accumulated after cartridge replacement.
FHBC20B1-B-WB - 1" BSP