WHAT ARE SPIRAL PIPES (BARRIER PIPES)?
TEMPLET manufactures and supplies complete systems worldwide for the production of spiral pipes.
This pipe system is particularly suitable for installation in contaminated and contamination endangered soils. It prevents permeation of pollutants by means of an aluminium diffusion barrier, thus providing dependable protection of human drinking water against pollution.
STRUCTURE OF BARRIER PIPES:
(1) plastic inner pipe
(2) aluminium foil
(3) plastic jacket
The plastic inner pipe (1) is spirally wrapped with a thin coated aluminum foil (2). The diffusion resistance is formed by the overlap of the aluminum foil (2). A plastic jacket (3) provides for the necessary protection of the pipe.
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» Groundwater interchange zones