3.The retrofit roof flashing is designed where the flashing cannot be lowered over the pipe and so is ideal for flashing existing installations where the flashing has failed The retrofit is simple placed around the flue and then zip locked together.
5.Covered by the Yongsheng 20 year warranty.
6.Design:also we can design new models for customers.
7.Packing:We will ues high quality export carton.
8.Delivery:1*20"FCL is within 20days.
9.Usage:Felt roof pass-through seals, or penetration seals. which could be applicated as example ventilation discharge pipes, roof poles, sweerage vent pipes signboard or flagpole bases and so on.