Hot Water String Wound Poly/SS Filter # FWSW1001HW • 10" x 2.5", 1 Micron

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SKU	FWSW1001HW
Brand	Franklin Water Treatment
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High-Temperature Rated Poly String Wound Filter with SS Core

Ideal for pre-boiler, pre-hot water tank, industrial hot water loops, and commercial processes.

String-wound depth construction offers excellent sediment retention and long service life.

Stainless steel core ensures rigidity and thermal endurance in elevated temperature environments.

NSF-grade polypropylene offers broad chemical compatibility and safe potable water use.

FWSW-HW SERIES — Hot Water 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
FWSW1001HW	HSWSC1…	2.5" x 10"	1
FWSW1005HW	HSWSC1…	2.5" x 10"	5
FWSW1020HW	HSW10B250A	2.5" x 10"	20
FWSW1050HW	HSWSC1…	2.5" x 10"	50
FWSW2001HW	HSWSC20…	2.5" x 20"	1
FWSW2005HW	HSWSC20…	2.5" x 20"	5
FWSW2020HW	HSWSC20…	2.5" x 20"	20
FWSW2050HW		2.5" x 20"	50
Shared Filter Cartridge Specs:
Max Temp ºC: 120º Max Temp ºF: 245º

Features:

Stainless steel core designed for hot water systems
String wound polypropylene for long filter life
Low pressure drop

Materials of Construction:

Polypropylene Cord + Stainless Steel Core

Applications:

Hot water systems
Potable & Process Water
Food & Beverage
Chemical Processing
Fits most 10" standard and 10" Slimline filter housings

Performance:

Max. Operating Temperature: 120ºC (245ºF)
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.