Air Source Treatment Unit (HA/HB Series FRL)

HA/HB Series air source treatment (F.R.L) is one ofour oldest types, with low cost, tight structure and reliable quality. This seriesis very popular in South-east Asia and China, especially in South Asia. Wehave two types of valve bodies and four different screw sizes for your selection. HA series air source treatment has small water storage cup, without protective cover. HB series has larger water storage cup and with protecting cover.