below 200°f 93°c to provide outstanding dielectric and mechanical protection pvc heat ... reliable heat source is required shrink tube reflectors are also offered waytek s ... heat element stock no 502 shrink tube reflector tapes chemicals to 3/4 o.d ... tubing stock no 503 shrink tube reflector to 2 o.d tubing stock no 504 ... typical shrink tube reflector hand held butane-powered ... reflector stock no 531 typical shrink tube reflector ordering notes 1 order by ...