Ondulin sheets
23.10.2017
Ondulin sheets consist of distilled type bitumen, cellulose fibers, minerals that are used as a filler. In some cases, pigments that have mineral origin are also used.
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Ondulin sheets consist of distilled type bitumen, cellulose fibers, minerals that are used as a filler. In some cases, pigments that have mineral origin are also used.