APP ButylTape is a synthetic self-adhesive sealing butyl tape. Thanks to high elasticity is adheres very well to substrate and is widely used in: 1) Automotive industry: To provide car body sound insulation; When sealing and securing gaps between body elements; Applied as caravan and car body humidity barrier. 2) Construction industry For sealing purposes during assembly of roof or wall coverage and skylights or rain gutters; For sealing of lapped bonding to prevent water, dust or humidity penetration. 3) HVAC (Heating Ventillation Air Conditioning When sealing connections of HVAC ducts.