My home windowsill is a piece of marble windows and windowsill gap between the rain and rain into the house where the rain .... what methods are useless which experts know how to solve the solution please advise!
You can use gypsum powder mixed with construction glue. To fill that gap, it is OK. Will not fall out
If you did not press before you said
Now can only use glass glue seal or marble glue this is only a remedy
In fact, when the original paste the marble veneer should do slope treatment, and you can observe the next window outside, and balcony countertop contact with the place, there are over the mouth, is to prevent water into the room.
You now the situation, it is better to try putty, paste the glass before. Or with glass glue and the like to fill the pores, from the role of water.