The latter signifies any added load made by construction personnel or tools all through installation.แผ่นพื้นเหล็กประกอบจะเป็นแม่แบบของพื้นในการเทคอนกรีตเลยPTD or primer-painted metal decking is really an impermanent, provisional coating th
Both equally sorts of drainage techniques have comparable factors. It’s sensible to suit your needs to know Those people parts in order to recognize what your roofing Experienced is speaking about when he/she describes the repair or upkeep your building’s drainage process requires. Armed with understanding, you should be able to make the ideal