Big Blue 4.5"x20" in-line water filter

Product information

The Ecosoft Big Blue 4.5"x20" in-line filter housing offers extended filtration performance. Perfect for large households or industrial pre-treatment setups using standard 20" cartridges.

Technical information

Parameter
Specification
Filter size
4.5" × 20"
Connection size
1"
Maximum flow capacity
83 L/min
Operating pressure
3.5–6.0 bar
Maximum pressure
8 bar
Water temperature
+3...+43 °C

Components

• Filter housing

• Bracket

• Service wrench

• Screws

• User manual

Specifications

• Standard size - 4.5" × 20"

• Connection size - 1"

• Maximum flow capacity - 83 L/min (22 gpm)

• Operating pressure - 3.5–6 bar (50-87 psi)

• Maximum pressure- 8 bar (116 psi)

• Water temperature +3...+35°C (37...109 °F)

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FAQ

  • A Big Blue 4.5"x20" filter is a high-capacity, heavy-duty in-line housing designed for whole-house or high-flow commercial water filtration

  • The contaminants a Big Blue 4.5"x20" filter can remove depend entirely on the type of cartridge installed inside the housing. The filter can remove mechanical impurities, reduce the levels of chlorine and iron, or improve the colour or smell of the water

  • Yes, the Big Blue 4.5"x20" is the industry standard and arguably the most popular choice for whole-house water filtration systems.

  • The flow rate of a Big Blue 4.5"x20" filter is not a single fixed number, as it depends heavily on the type of cartridge installed inside. However, for most standard applications, the typical flow rates are up to 1.8 m³/h for special cartridges and up to 2.8 m³/h for cartridges designed to remove sediment impurities

  • The replacement frequency for a Big Blue 4.5"x20" filter cartridge depends on your water quality and usage, but the standard guidelines is one time per 3 months

  • A 4.5" x 20" Big Blue filter is a universal standard size, meaning it is compatible with a wide range of cartridges from various manufacturers, as long as they match these physical dimensions.