Benefits:

Flows along length of pipe ensuring no floatation and subsequently eliminating need for spiders.

No need for man entry as foam can be injected remotely.

Tested to reg 25 foam is approved for surrounding potable water pipes.

Variable densities can be produced.

Can be reverse injected or pushed along the line.

Can be piped anywhere that HDPE pipe can be inserted.

Foam used to surround and insulate tank farm.		180 cubic metres installed in Hammersmith underpass.		Filling coid under house.		Backfilling after sewer replacement.