Mopar B Body 71-74 & E Body 70-74 AC Heater Box to Firewall Insulation

DMT insulation backing on 71-74 B body & 70-74 E Body AC heater boxes. Insulates between heater / AC box and firewall. 
NOTE: This piece is already included in the AC heater box rebuild kit.

1971 71 1972 72 1973 73 1974 74  Charger, Coronet, GTX, Roadrunner, Satellite, SuperBee AC heater boxes

1970 70 1971 71 1972 72 1973 73 1974 74  Barracuda, Challenger AC heater boxes

Materials
3/4" matte faced yellow fiberglass insulation. Exact same shape as OEM