surface treatment


external coating

anticorrosion layer by lacquer or paint


3-layer polyethylene coating acc. to DIN 30670

type N-n, type S-n standard / type N-v, type S-v reinforced

3LPP 3-layer polypropylene coating acc. to DIN 30678
FBE 1-layer fusion bond epoxy acc. to DIN 30671
PU thermal polyurethane foam insulation
FZM fibre cement mortar coating
type FZM-N normal / type FZM-S strong

internal coating

CEM internal cement mortar lining acc. to DIN 2614
type II-S for potable water / type II-N for industrial water
internal epoxy lining