Rifeng received NSF-61 certification for drinking water application

We are pleased to announce that Rifeng PP-R monolayer pipe and fiber composite pipe have achieved NSF-61 certificate. NSF-61 is an internationally recognized standard for “Drinking Water System Components-Health Effects”, concerning stringent requirements on materials Continue reading Rifeng received NSF-61 certification for drinking water application

Purmo Group releases a study on deep renovation in collaboration with European experts and universities

HVAC industry leader Purmo Group, together with European experts and universities, has conducted a comprehensive European study on deep renovation in different European climate areas. As a result, a select range of solutions have been Continue reading Purmo Group releases a study on deep renovation in collaboration with European experts and universities