... extinguishing, no fireball drops, limited fire spreading EPDM insulation pipe SpecificationItemUnitSpecificationFoam texture Close Cell FoalDensityKg/m348-80Temperature Range From - ... C7d%≤6Crack resistance goodFormaldehyde ExclusiveAmmonium nitrite ExclusivePolyethylene Exclusivegdflex insulation pipe available length:1.8m,2m is standard,other length ... ,20mm,25mm,32mm,50mm endless epdm insulation pipe