EXO Series Exhaust Wrap by DEI. Made of basalt fibers, characterized by very high thermal resistance. Black thermal tape, dimensions: 4cm x 9m. Temperature resistance: - continuous operation: 650 ° C - momentary jumps: 1100 ° C EXO Series thermal tape Exhaust Wrap by DEI. Made of basalt fibers, characterized by very high thermal resistance. Black thermal tape with dimensions of 4 cm x 9 m. Temperature resistance: - continuous operation: 650 ° C - momentary jumps: 1100 ° C