* Self adhesive 30micron * Class 'O' fire rated * HVAC sealing of joints, jointing of aluminium insulation boards * Flexible air duct seams and connections * Interior and exterior use If you need a high-performance foil tape for jointing insulation boards and lagging, look no further. Ultratape's aluminium foil tape is perfect for use on foil-faced pipe and slab sections, and is particularly effective at protecting against the effects of dust and moisture. This self-adhesive aluminium tape is certified to the Class 'O' standard of fire resistance too, and is a popular choice in the HVAC industry for the sealing of joints, and jointing of aluminium insulation boards. * Self-adhesive 30 micron aluminium tape * Perfect for sealing of joints, or jointing of aluminium insulation boards * Ensures flexible air duct seams and connections * Ideal for use on foil-faced pipe and slab sections * Protects surface against damage from dust, moisture or fire - class 'O' rating * Suitable for interior or exterior use Ultratape Aluminium Foil Tape 100mm x 45m in Silver