Windows, doors and rooflights, Code of practice for safety in use and during cleaning of windows and doors (including guidance on cleaning materials and methods)— 18 стр.
Windows doors and rooflights, Design for safety in use and during cleaning of windows, including door-height windows and roof windows. Code of practice— 26 стр.
Windows doors and rooflights, Design for safety in use and during cleaning of windows, including door-height windows and roof windows. Code of practice— 26 стр.
