Pentek BBFS-23 Triple 20" Big Blue Whole House Water Filter System – 1" FNPT

High-capacity whole home filtration system designed for residential, commercial, and industrial applications. The Pentek BBFS-23 comes pre-assembled with three 20" Big Blue filter housings mounted on a durable steel bracket, providing excellent filtration capacity and higher flow rates compared to standard filter housings.

The large 4.5" x 20" Big Blue housings allow you to customize your filtration setup with a wide variety of sediment, carbon, specialty, and water treatment cartridges to meet your specific water quality needs.

Perfect for whole-home filtration, well water applications, commercial pre-filtration, and protecting downstream equipment.

Key Features

✅ Triple 20" Big Blue Filter Housings
Provides three stages of customizable filtration for improved water quality and increased cartridge capacity.

✅ 1" FNPT Inlet & Outlet Connections
Large connection size helps maintain higher flow rates with reduced restriction.

✅ Pre-Assembled System
Includes three housings mounted in series on a wall bracket with mounting hardware, saving installation time.

✅ High Flow Capacity
Designed for applications requiring larger filtration capacity and higher flow rates. Actual flow depends on the filter cartridges selected.

✅ Pressure Relief Buttons
Each housing includes a pressure relief button to safely release pressure before changing filters.

✅ Durable Polypropylene Construction
Strong, chemical-resistant housings suitable for residential and commercial filtration applications.

Common Applications

• Whole-home water filtration
• Sediment reduction
• Chlorine/chloramine reduction (with carbon cartridges)
• Well water filtration
• Commercial pre-filtration
• Protecting water treatment equipment
• High-demand water systems

Compatible Filter Cartridges

The BBFS-23 accepts standard 20" x 4.5" Big Blue filter cartridges, allowing you to customize the system based on your water quality needs.

Common cartridge combinations include:

Stage 1: Sediment filtration

• Removes dirt, sand, rust, and suspended particles

Stage 2: Carbon filtration

• Reduces chlorine, taste, and odor

Stage 3: Specialty filtration

• Fluoride reduction
• Iron reduction
• VOC reduction
• Additional polishing filtration

Specifications

Brand: Pentek / Pentair
Model: BBFS-23
Part Number: 160168
Housing Size: 20" Big Blue (4.5" x 20")
Number of Stages: 3
Connections: 1" FNPT Inlet/Outlet
Maximum Pressure: 90 PSI
Flow Capacity: Up to 40 GPM (dependent on cartridge selection)
Mounting: Wall-mounted steel bracket
Housing Material: Polypropylene

Installation Notes

This system is supplied as a pre-built filtration assembly. Professional installation is recommended to ensure proper plumbing, isolation valves, bypass options, and cartridge selection for your specific water conditions.

Need help selecting the correct filter cartridges? Contact our team and we can help design the right filtration setup for your water.