Elastomeric bitumen welding tape – antiroot protection
The IZOELAST P4 FLL plus bitumen waterproofing membrane is used as the finishing layer in double-layer waterproofing of green flat roofs and features substances to prevent root intrusion. The membrane is reinforced with polyester felt and covered by a thermofusible film on both sides.
- reinforcement: polyester felt
- flexibility at: -15° C
- flow resistance: 100° C
- breaking force longitudinal / transverse: >600 N / >500 N
- elongation at break: >35 %