read this..

https://brennancorp.com/blog/are-weep-holes-a-problem-on-replacement-windows/#:~:text=Weep%20holes%20aren't%20just,operable%20parts%20of%20the%20window.

所有跟帖： 

• 氣體3-5年漏完，沒人會去換吧？那玩意就是個忽悠 -chinomango- ♂ (0 bytes) () 12/03/2023 postreply 12:37:45