VIQUA AWP42B-V – 20" Big Blue Filter Housing Kit with Bracket & Wrench

The VIQUA AWP42B-V Big Blue Housing Kit is a 20-inch heavy-duty filter housing built for 4.5″ × 20″ cartridges.

Its large capacity design makes it ideal for whole-home or light commercial water filtration, supporting higher flow rates and longer cartridge life.

This kit includes the housing, mounting bracket, and wrench for easy installation and maintenance.

Built with reinforced materials for long-term reliability, the AWP42B-V ensures clean, high-volume filtration for a variety of water treatment applications.

Key Features

• 20″ Big Blue housing for 4.5″ × 20″ cartridges
  
• Includes mounting bracket and wrench
  
• High-capacity design supports higher flow and lower pressure drop
  
• Durable construction for residential or light commercial systems
  
• Reinforced O-ring seal for leak-free performance
  
• Compatible with sediment, carbon block, or specialty cartridges
  
• NSF/ANSI 42 certified for material and structural integrity
  

Specifications

• Model: AWP42B-V
  
• Cartridge Size: 4.5″ × 20″
  
• Connection Size: ¾″ FNPT inlet/outlet
  
• Maximum Flow Rate: ~15–20 GPM (depending on cartridge type)
  
• Dimensions: 7.5″ D × 23.5″ H
  
• Weight: Approximately 8 lb (3.6 kg)
  
• Operating Pressure: Cold-water line only
  
• Max Temperature: Up to 100 °F (38 °C)
  
• Certification: NSF/ANSI 42