Manicotto antincendio 1-3/8" (35 mm) ID schermato termicamente armatura antincendio fibra rivestita in silicone
Certifications and tests for BSTFLEX fire sleeve: MSHA, -60 degree C Test, 260 degree C test, UL 1441 test, ROHS, REACH. The thermal insulation Fire sets is made of glass fiber coated with silicone rubber.