How to choose the size of the inspection port

Update:Jul 21,2023
Summary:Ceiling inspection openings are generally indicated by openings in drawings according to the definition of board holes. Although the ceiling access op......
Ceiling inspection openings are generally indicated by openings in drawings according to the definition of board holes. Although the ceiling access opening is not a necessary process in the home decoration process, its installation can help us achieve more satisfactory results in the later stage, and it is even more indispensable for friends who intend to install central air conditioning or perform ventilation treatment.
The size is not specified. If a master needs to enter the ceiling, most of the openings are 500*500, and if a master is not required, 300*300 is fine. Nowadays, the access ports of finished products are mostly used, one is beautiful, and the other is that the access ports are relatively regular. The method of inspection opening of the ceiling.
Saw a small opening for inspection, seal it as it is after the inspection, stick a bandage, scrape putty, and paint. Just make sure the paint color is consistent. The purpose of opening the inspection port is mainly to have valves and other equipment that need to be repaired or opened in the ceiling, so as to facilitate future maintenance and use.