The Water Quality Assn. (WQA) issued a call for volunteers. The deadline to apply to volunteer is Monday, Jan. 23, 2017.
WQA would not...
The TrojanUVMax Pro7 and Pro15, the first products to be certified
by NSF against Standard 55 Class A, now are the first point-of-entry ultraviolet systems to be certified
by the State of California.