JMV LPS Limited

Advance Polymer PIT Cover

Advance Pit Covers are designed, shaped and sized to fit easily into brick paved walkways. The lip of the base makes a flush fit with standard sized bricks making the earth pit blend in without the need for a cement surround.

The housing will withstand loads of up to 6,000 kilograms and is suitable for most commercial and industrial applications. The lid locks into the base and can be opened with a standard flat screwdriver. The base has three built-in slots for locating copper earth bars.
Advance Polymer Pit cover

Advance Pit Covers are High grade, heavy duty polypropylene housing for security and easy inspection. UV-stabilized. Unique detachable locking lid. Increased termination area.


Manufactured from heavy duty polypropylene for high strength, available in standard and lightweight variants.

  • Integral lock
  • Internal slots to enable an integral earth bar to be fitted


  • Ground Preparation
  • Excavate the hole to suit the pit, put a bag mix concrete pad to the pit to sit on, in order to create an even solid base.

  • Pit Placement
  • Set the pit in place, and connect the appropriate pipe work to the pit. With a grated pit the grates sits inside the pit.

  • Back Fill
  • Back Fill the hole with stabilized crushed rock or concrete depending on the load classification.

  • Protective Edge
  • All pits require a concrete surround at the top edge of the pit for protection against vehicle impact.


The physical qualities of JAM Cover with its excellent dielectric properties, high mechanical strengths, chemical resistance and zero water absorption make it ideal for electrical applications. More features :

  • Lightweight, compared to cement concrete.
  • Easy to handle.
  • Manufactured from chemical and corrosion resistant.
  • Easy to cut with disc grinder and masonry drill.
  • No steel reinforcement.
  • Easy to fit and seal dividing walls.
  • High tensile strength.
  • Impact resistant.
  • High compressive strength.
  • Excellent dielectric properties.
  • Resists most alkalis and acids
  • Resists stress cracking.
  • Retains stiffness and flex.
  • Low moisture absorption.
  • Non-toxic.
  • Non-staining.
  • Easily fabricated.
  • High heat resistance.


  • Agricultural
  • Commercial
  • Industrial
  • Institutional
  • Residential