We are a manufacturer of HVAC spare parts and OEM products service for heat pumps in China for many years
Offering the technical solution, tooling design, and testing application
Our technical team provides product drawings and technical services including testing before mass production.
We support any form of OEM and ODM service for your products like mini-split line sets with quick coupling for DIY heat pumps.
This easy-to-use line set greatly simplifies the installation process. It is pre-charged from our factory for the precise amount of refrigerant necessary for the 2-3ton universal heat pump split system.
which means that this line set requires no charging in the field and no vacuuming. it is 100% ready to go right out of the box and quicker installation than conventional linsets
We will contact you within 1 working day, please pay attention to the email with the suffix “@granahvac.com”.