Plastic Filter Housings

High-Performance Filter Housings for Residential & Light Commercial Water Treatment

Our Plastic Filter Housings are engineered to provide reliable filtration performance across residential, light commercial, food service, and industrial pretreatment applications. Designed for durability and ease of service, these housings accommodate standard sediment, carbon, and specialty filter cartridges to address a wide range of water-quality challenges.

Manufactured from high-strength polypropylene and available in multiple sizes and configurations, these housings deliver long-term performance while maintaining cost-effective system design — making them an ideal solution for professional water treatment dealers and OEM system builders.

Key Features & Benefits

Durable Construction
Injection-molded polypropylene body with reinforced threads for long-term reliability
Wide Cartridge Compatibility
Accepts standard 2.5" and 4.5" diameter filter cartridges in multiple lengths
Excellent Chemical Resistance
Suitable for chlorinated water and a wide range of process applications
High Flow Capability
Large-diameter options support greater flow rates and reduced pressure drop
Secure Sealing System
Precision O-ring design ensures leak-free operation
Quick & Easy Servicing
Threaded design allows simple cartridge replacement and maintenance
Optional Pressure Relief Button
Available for safe depressurization prior to opening

Plastic Filter Housing 2.5" x 10" │3/4" FNPT

Plastic Filter Housing 2.5" x 20" │1/2" FNPT

Plastic Filter Housing 2.5" x 20" │3/4" FNPT

Plastic Filter Housing 4.5" x 10" │1" FNPT

Plastic Filter Housing 4.5" x 10" │1-1/2" FNPT

Plastic Filter Housing 4.5" x 10" │3/4" FNPT

Plastic Filter Housing 4.5" x 20" │1" FNPT

Plastic Filter Housing 4.5" x 20" │1-1/2" FNPT

Plastic Filter Housing 4.5" x 20" │3/4" FNPT

Commonly Bought Together

Plastic Filter Housing Wrench

Our Plastic Filter Housing Wrenches are designed to safely and easily loosen standard plastic water filter housings during maintenance and cartridge replacement. Manufactured from durable reinforced plastic, these wrenches provide the extra leverage needed to remove tight housings — without damaging the sump or head connection.

Lightweight yet strong, the ergonomic design allows for a comfortable grip and controlled torque application. These wrenches are ideal for routine service on residential and light-commercial filtration systems.

Key Features

Reinforced plastic construction for long-term durability
Prevents damage from overtightening or improper removal
Lightweight and easy to handle
Sized to fit industry-standard housings
Designed for professional and homeowner use
Cost-effective maintenance accessory

Plastic Filter Housing Wrench 2.5"

Plastic Filter Housing Wrench 4.5"

Filter Housing Brackets

Our Plastic Filter Housing Brackets are designed to provide a secure and reliable mounting solution for residential and light-commercial water filtration systems. Manufactured from durable reinforced polymer materials, these brackets offer excellent corrosion resistance, structural stability, and long-term performance — even in moisture-rich environments.

Engineered to support standard filter housings, these brackets help ensure clean, organized, and professional-grade installations. Multiple mounting slots and support holes allow for easy alignment and compatibility with a wide range of system layouts.

Key Features