Fit for using in hotel, supermarket, office building,classroom and others public places. Can be used separately, and the resu

This unit can be installed in ceiling, and also can be mounted seat, can be freely selected according to the site.·Control box with remote operation, installation site free.·Supply and exhaust air by single-control , The user can adjust it according to the actual needs, favorableness for saving energy source.·Fit for using in hotel, supermarket, office building,classroom and others public places.·Can be used separately, and the result is better to used with central air-conditioning system combination.

pls check the line www.mdl-dd.com or http://www.madelong.com.cn/en/about.htm

fresh air confession