Heat-shrinkable intermediate valve1. It is dedicated to gas filling and testing for inflated network of local call and suitable To standard cables. It can work under -30 º C to +80 º C for a long time2. It is of super high tenacity fiber structure, contributing to sealing performance. 3. It is applicable to cables of various specifications. 4. Customization service are provided. DescriptionSplice Bbundle dia. Max.Single cable dia. Min.Applicable Cable PairsWire dia. 0.4mmWire dia. 0.5mmRSJQ 45/15-25045mm15mm100~500100~400RSJQ 65 /20-25065mm20mm600~1000400~800RSJQ 95/30-25095mm30mm1200~2400800~1800