Sealants closed cell (non gassing) backer rods vents weeps weep tubes weep retainers gutters end dams etc. as shown or as necessary within the system and to join the system to adjacent construction.

• 如建筑图所示，与本工程及相邻工程相关的填缝剂、背衬泡棉、透气孔、排水孔、排水管、排水孔泡棉押条、水沟、收口板。