Poly Distribution Box Size Specifications Table

Polylok distribution boxes range from 4-hole to 10-hole models, made of durable polypropylene with lockable covers and optional risers for height adjustment.Polylok Distribution Boxes OverviewPolylok ...

Poly Distribution Box Size Specifications Table

Polylok distribution boxes range from 4-hole to 10-hole models, made of durable polypropylene with lockable covers and optional risers for height adjustment.

Polylok Distribution Boxes Overview

Polylok distribution boxes, also known as inspection or sample chambers, are designed for residential and commercial wastewater systems. They are made from robust polypropylene, which is corrosion-resistant and long-lasting. All boxes come with seals, lockable pedestrian-rated covers, and can accommodate Polylok risers for added height .

Available Models and Hole Configurations

  • 4-Hole Distribution Box: Standard small-scale applications.
  • 5-Hole Distribution Box: Suitable for medium residential systems.
  • 6-Hole Distribution Box: Common for larger residential or small commercial systems.
  • 7-Hole Distribution Box: Available in standard (uncut) or precut options; supports 2”, 3”, or 4” (110mm) outlet holes.
  • 8-Hole Distribution Box: For larger commercial or multi-residential systems.
  • 10-Hole “Rhino” Box: Designed for high-capacity commercial applications .

Key Specifications

  • Material: Polypropylene (never rusts, corrosion-resistant)
  • Covers: Lockable, pedestrian-rated, available in 500mm and 600mm diameters
  • Seals: 2”, 3”, 4” options for outlet connections
  • Risers: Compatible with Polylok risers for adjustable height
  • Installation: Quick and easy access for maintenance and inspection
  • Flow Control: Optional Rotoflow outlet flow balancing weir for even distribution

Other Plastic Distribution Box Series

Some additional series of plastic distribution boxes include HA, HK, LGD, MB-ABC, MB-AF, MB-AS, and MB-LF, which vary in dimensions and number of outlets:

  • MB-ABC Series: Length 200–328mm, Width 172–174mm, Height 95mm, made of flame-resistant ABS plastic, compliant with BS EN60439-3 standards.
  • HA, HK, LGD Series: Length 100–415mm, Width 105–323mm, Height 75–140mm, supporting multiple outlet configurations .

Applications

  • Residential and commercial septic tank drainage
  • Treatment system distribution
  • Cost-effective wastewater management
  • Suitable for landscaped environments due to pedestrian-rated covers Polylok distribution boxes provide a versatile, durable, and easy-to-install solution for wastewater distribution, with multiple sizes and configurations to suit both small and large-scale systems .
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