Structures should be based on the level of importance, theamount of deformation and pressure, so that the water stop calbe used properly.

a. Under normal circumstances, we generally advise you to choose thenatural rubber water-stop.

b. When it comes to weak acid and alkali corrosive media, you should useneoprene rubber water-stop.

c. When it comes to oil medium, you should use nitrile rubber water-stop.

d. When the application might be eroded by mold, water stop mildewshould be considered. And at this time, the water-stop you chooseshould reaches level 2 and 2 above.

e. According to the piratical using temperature.

-25 “c- 60 “c, it is better to choose chloroprene rubber water stop. -35 “c- 60 “c it is better to choose natural rubber water stop-40“c- 60 “c. it is better to choose EPDM rubber water stop.

f, When it comes to waterproof sheet materials such as welding. youshould use its same molecule synthetic resin type water stop (EWA, PEECB, HDPE,PVC)