The Basic Principles Of types of HVAC systems
A further form of HEPA is mini pleat HEPA: In the identical box, the maximum area is provided with the pleat; consequently, CFM is greater, and tension drop is likewise considerably less in the case of mini pleat (fifteen mmwg when compared to HEPA [25 mmwg]). Mini pleat HEPA may well offer you about twenty five to 40% more precision when compared