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Products & Solutions

Filter Klear® Industrial Filters

Industrial Filter Cartridges & Bags

A complete line of pleated, carbon, and nanofiber cartridges and filter bags for industrial applications.

Industrial Filter Housings

Standard, GIANT® and GIANT® bag housings available in a wide range of materials.

Industrial Spare Parts & Accessories

A complete line of spare parts and accessories for all standard and GIANT® industrial filter housings.

Custom Pleating & Cartridges

Custom pleated filter media and cartridges designed to solve a wide variety of industrial filtration problems.

Filter Klear® Residential Filters

Residential Drinking Water Filters (Homeowners)

Filters and replacement cartridges for solving a wide range of drinking water problems.

Residential Drinking Water Spare Parts & Accessories

A complete line of spare parts and accessories for all standard and GIANT® residential drinking water housings.

Filter Klear® Residential Filter Distributor Catalog

Residential Drinking Water Filters (Distributors Only)

Filters and replacement cartridges for solving a wide range of drinking water problems.

Filter Klear® Filtration Systems

Filtration Systems

Skidded and tested filtration systems that are easy to install and maintain.

UV Systems

Combine sediment filtration with UV water purification to provide the ultimate in water safety.

Filter Klear® Product Literature

Literature Library

Download Keystone product bulletins, literature and white papers.