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Installation method of air curtain bottom plate/back plate:

Such as installation on a concrete wall. According to the position of the holes on the installation base plate, arrange the relative size positions of 8 bolts of 10×60, and pre-embed the bolts in the cement. Then fasten the mounting plate to it. Or punch holes directly in the concrete wall and fix it with expansion screws.

Heat recovery ventilation (HRV), also known as mechanical ventilation heat recovery (MVHR), is an energy recovery ventilation system that operates between two air sources at different temperatures.