4.5"x20" Filter Cartridges and Housings

4.5″ x 20″ filters are the standard for whole-house or small commercial applications and are often used as prefilters for other treatment equipment.

Housing

Model Connection Size Colour Features
 FH-AR2010BUB/3 (housing with bracket and wrench) 1″ blue Pressure Relief Valve

Cartridges

Model Micron rating
(nominal)
Description

Sediment Filters

FI-DGD2001B 25 outer core
1 inner core
25/01 Dual Gradient Sediment Flter – Reduces: dirt, sand, silt, rust, & scale particles
FI-DGD2025B 75 outer core
25 inner core
75/25 Dual Gradient Sediment Filter – Reduces: dirt, sand, silt, rust, & scale particles
FI-DGD2005B 50 outer core
5 inner core
50/05 Dual Gradient Sediment Filter – Reduces: dirt, sand, silt, rust, & scale particles – ideal ultraviolet pre-filter
FI-SED2001BA 1 absolute Pleated Filter washable & reusable sediment filter
FI-SED2005BP  5 Pleated Filter washable & reusable sediment filter

Carbon Filters

FI-PB1020B 1 Carbon to Remove: chlorine, taste, odour Reduces: Giardia cysts, Cryptosporidium cysts, heavy metals – lead
FI-CTO020B 10 Carbon to Remove: chlorine, dirt, taste & odour
IF-SM-KDF85020B  KDF carbon block filter

Other/Specialty

IF-DI4020B DI Filter
IF-SMCC020B  Calcite cartridge to raise pH
IF-SMWS020B Water Softening Cartridge
IF-SM-DI010 Iron Removal Filter