Septic Tank Distribution Box

Buy a Marsh Industries Polylok D Septic Tank Distribution Box here!

A septic tank or distribution box is used as part of a larger sewage treatment system which processes the flow of effluent as it passes into the drainage field or water course.

Due to it’s polypropylene construction, the boxes are strong and durable whilst also being lightweight. This creates a versatile unit with various inlet and outlet compositions to suit your needs.

Designed to accommodate any 110mm drainage pipe or 160mm drainage pipe  as standard, although most underground drainage pipes can be used. The D box is available with either 4 or 7 holes and are supplied relevant seals.

The base includes moulded stabilising feet to allow anchoring of the unit.

• Light weight, strong and durable
• Multiple inlet and outlet positions
• Easy fitting and installation
• Can accept a variety of pipes from 110-160mm
• Unique D-box pipe seal and nut (seals can be used as a stopper)
• Optional risers available to suit individual site conditions
• Can be supplied with ‘Roto-Flow’ liquid levellers

Dimensions – 4 Hole D Box 

• Depth – 392mm
• Top – Ø360mm
• Bottom – 179mm

Dimensions – 7 Hole D Box 

• Depth – 417mm
• Top – Ø581mm
• Bottom – 352mm