Anodized Aluminum square diffusers as below picture: ? ? Powered coated RAL Aluminum square diffusers as below : ? ? The regular sizes as below ?: ? Include the white paint , the thickness should be 1.0mm ?

Face size(mm)			Neck size(mm)
600*600			450*450
520*520			375*375
450*450			300*300
370*370			225*225
300*300			150*150

? ? 1 .There are many different specifications for you choosing . 2. We are manufacturer,made mould by ourself, your designs are also welcome . 3.??Use in the ceiling with air damper in the neck for option. ? ? 1)Certificates ISO 9001:2008 ? ISO 14001:2004?and comply by ROHS ? Guangzhou Yizhong Aluminum industry Co., Ltd. was established in 1993. Located in GuangZhou area.We are specialized in manufacturing industrial profiles such as electronic radiators, purified profiles, diffuser profiles, central air-conditioning profiles and thermal break profiles for air handle units.? In Exhibition? : ? ? We are professional HVAC products factory ?for many years , welcome to contact with us? ? ?Sky ? best regards ? Guangzhou Yizhong Aluminum Industry Co., Ltd. ? Office Address:Room 8053, 5/F, No. 99, Hualei Road, Liwan District, Guangzhou, Guangdong, China ? Factory Address: No.2 New Century Street,BeiCun ,Huangqi Town, Nanhai ,Foshan ,Guangdong,China?? ? Website:?http://www.yizhongalu.com ? Alibaba Website:?http://yizhong.en.alibaba.com ? Tel:86-20-81554508????Fax:86-20-31020255 ? Mobile :+86-13527854450 ? Skype:skylao1008 ? ? ?