PVC 阻燃管 PVC Fire Retardant Pipe
面议
产品规格（Product Specifications）：
内径mm Inner Dia. mm
8.5
10
12
14
16
20
22
25
32
38
50
外径mm Outer Dia. mm
11.5
13
15
17
20
25
27
30
36
44
56
产品说明：
长度任意，阻燃效果好（自熄）。应用于建筑物穿墙、天 花顶不需经常活动的电线套管。
Product Features:
It features freely-decided length and sound fire retardant effect (self-extinguishments. It is used as the cable conduit passing through walls, inside the ceiling or at other hidden positions.
