String Wound Poly Filter # FWSW1020 • 2.5" x 10", 20 Micron Franklin Water

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SKU	FWSW1020
Brand	Franklin Water Treatment
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Polypropylene Wound Filters for Clean Water

FWSW 2.5" x 10" cartridges are string wound filters that offer effective particulate reduction for various water systems.

Constructed without adhesives or surfactants for clean water compatibility.

Widely used in food service, RO systems, and all potable water systems.

Can be used in residential, commercial, or industrial setups with ease.

Delivers consistent performance up to 1.5 bar pressure drop at 20°C.

FWSW SERIES — String Wound Filter Cartridges

Waterite Replacement Guide & Filter Specs Waterite > Franklin Replacement Guide & Filter Specifications

* Waterite > Franklin Water Treatment Canada > Compatibility?
* Item # in first column replaces Waterite Sku # in second column
* If item is not available — Contact Us
Item #	Waterite #	Size	Micron Rating	Nominal Flow Rate
FWSW1001	HSW1…	2.5" x 10"	1	9.0 lpm / 2.4 gpm
FWSW1005	HSW10B050A	2.5" x 10"	5	18.0 lpm / 4.7 gpm
FWSW1020	HSW1…	2.5" x 10"	20	37.0 lpm / 9.7 gpm
FWSW1050	HSW1…	2.5" x 10"	50	44.0 lpm / 11.6 gpm
FWSW2001	HSW20B010A	2.5" x 20"	1	36 lpm / 10 gpm
FWSW2005	HSW20B050A	2.5" x 20"	5	74 lpm / 16 gpm
FWSW2020	HSW20B250A	2.5" x 20"	20	88 lpm / 30 gpm
FWSW2050		2.5" x 20"	50	114 lpm / 30 gpm
FWSW10B01	HSW10B010A	4.5" x 10"	1	38 lpm / 10 gpm
FWSW10B05	SWBB105	4.5" x 10"	5	76 lpm / 20 gpm
FWSW10B20	SWBB1020	4.5" x 10"	20	76 lpm / 20 gpm
FWSW10B50	SWBB1050	4.5" x 10"	50	76 lpm / 20 gpm
FWSW20B01	HSW20B010A	4.5" x 20"	1	114 lpm / 30 gpm
FWSW20B05	HSW20B050A	4.5" x 20"	5	114 lpm / 30 gpm
FWSW20B20	SWBB2020	4.5" x 20"	20	114 lpm / 30 gpm
FWSW20B50	SWBB2050	4.5" x 20"	50	114 lpm / 30 gpm
Shared Filter Cartridge Specs:
Max Temp ºC: 55º Max Temp ºF: 130º

Features:

String wound filters reduces a wide variety of suspended particles
Low pressure drop
Polypropylene does not support bacteria growth, safe for well & open water sources
Fits most 10" Standard & 10" Slimline water filter housings
Available in four micron ratings: 1, 5, 20, and 50

Materials of Construction:

Polypropylene Cord/Polypropylene Core

Applications:

Potable & Process Water
Food & Beverage
Pre/Post-Filtration for RO
Process and cooling water
Water Purification Systems
Chemical Processing

Performance:

Max. Operating Temperature: PP/PP 55ºC
Nominal ΔP for Replacement: 1.0 Bar (15 psi)
Max Pressure Drop @ 20°C (77ºF): 1.5 bar (22 psi)

Product Category Filters Product Lines Filtered by Category Franklin Water Treatment Product Category Filters

Franklin Water Treatment Canada – Formerly Waterite delivers advanced water treatment systems and filtration solutions designed to improve water quality for residential and light commercial applications.

Building on the Legacy of Waterite, a respected Canadian water treatment manufacturer for nearly 40 years, Franklin Water Treatment Canada continues to provide reliable equipment engineered to address difficult water purification challenges such as hardness, chlorine, sediment, and other contaminants.

About Franklin Water Treatment Canada & Waterite

Now part of Franklin Electric, Waterite continues its legacy as Franklin Water Treatment Canada – combining decades of trusted service with the innovation of a global leader. Solutions include water softeners, filtration systems, and reverse osmosis systems, all engineered to meet the diverse water treatment needs of Canadian homes and businesses.

With a focus on performance, reliability, and practical system design, Franklin Water Treatment Canada offers a broad portfolio of water softeners, filtration systems, drinking water solutions, and point-of-use filtration products. These systems are designed to help protect plumbing and appliances while delivering cleaner, better-tasting water for homes and businesses.

The Franklin Water Treatment Canada product lineup includes complete water softener systems such as the HC, CC, MA, HP, and FWT series. These systems are engineered to address common water quality concerns including hardness, chlorine, iron, sediment, and other contaminants that can affect both water performance and taste.

In addition to full treatment systems, Franklin Water Treatment Canada offers an extensive range of point-of-use and point-of-entry filter cartridges. These include carbon block, granular activated carbon (GAC), pleated, polyspun, stringwound, and specialty cartridge designs suited for residential and commercial filtration applications.

Cartridge families include a broad range of Franklin Water (Waterite) Filters: Carbon Block, Impregnated Carbon, Granular Activated Carbon, Radial Hi Flow GAC, Inline Carbon, Pleated Sediment, Spun Polypropylene, Dual Gradient Polyspun, Stringwound Sediment, Stringwound Hot Water, Dual Media Polypropylene and High Flow Pleated filter / cartridges. Providing a comprehensive selection of dependable options for your reverse osmosis, drinking water, and whole-house filtration requirements.

If you are looking for a specific Franklin Water Treatment Canada system, replacement filter cartridge, or a compatible Waterite crossover part not listed on this page, please contact us by email or call our office (1-866-489-4004) for assistance. We can help you identify the correct filtration or water treatment solution for your application.

Browse our full selection of Franklin Water Treatment Canada water softeners, filtration systems, drinking water systems, and replacement filter cartridges and get dependable water treatment components shipped FAST from our Canadian warehouse DIRECTLY to your door. A real Water Guy can help you select the right system to improve your water quality.