- Fire retardant — complies with NZBC C/AS2–C/AS6 requirements
- Large-format 100m² roll — fewer changes on larger roofs and commercial wall projects
- Self-supporting — suitable for roof pitches 3° and above
- Dual-use — approved for both roof and wall applications
- Highly breathable — vapour permeable to manage condensation and moisture
Ventia Iron is a fire retardant, self-supporting synthetic underlay for use on roofs and walls in lined timber and steel framed buildings. The 100m² large-format roll reduces roll changes on larger projects.