Dave Clarky
Active member
- Messages
- 28
Hi, anyone tell me where best place to by a membrane from, I'm after a 40/40 ?
Also, how long do they last, on average and what is the highest tdi reading that you can clean windows with without leaving any spots ?
Cheers
Dgclarky
Sent using the Window Cleaning Forums mobile app
Also, how long do they last, on average and what is the highest tdi reading that you can clean windows with without leaving any spots ?
Cheers
Dgclarky
Sent using the Window Cleaning Forums mobile app