types of HVAC systems Fundamentals Explained
One more kind of HEPA is mini pleat HEPA: In the same box, the most surface area is supplied with the pleat; hence, CFM is higher, and force drop is also a lot less in the situation of mini pleat (fifteen mmwg when compared to HEPA [25 mmwg]). Mini pleat HEPA may well provide about twenty five to forty% much more precision when compared to standard