If you are planning to buy or import best high-quality air conditioning 

cover joint from professional company, factory, exporter, and seller, 

please feel free to contact Shanghai Guya, we are one of the top level

 China air conditioning cover joint manufacturers and suppliers

Available for home mounted air-conditioner installation,and 110*78(mm) 

is general applied for central air-conditioner installation project, 

for covering the copper pipe lines and wires. 

http://www.guya-ducts.com