Insulations and construction work:
-heat/thermal insulations of air piping
-mineral wool - ORSIL, ROCKWOOL, ISOVER, THERWOOLIN
-surface finish - sheet covering, foliation, polyethylene hoses TUBEX, MIRELON, IMA-LET, THERMAFLEX
-pipe cooling distributions - foamed rubber ARMAFLEX, KAIFLEX, ISOCELL
-damp-proofing
-ground water - humidity ...