ceiling air diffuser / square / slot
Without blades swirl diffuser, KOOLAIR, model DFRO-A, size _, plate dimension of _x_. Made in steel sheet. Finished in any RAL colour upon request.
It incorporates a plenum box with lateral conection made in galvanised steel sheet,with volume control damper at the entry of it. Recomended instalation height between 2,5 and 3,5 m.