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We have10 rooms villa. each room have separate Indoor unit which are connected to a centralized VRF unit VIA Copper tubes. NOw we are going to perform pressure test again ... See More
Refer NEC (2008)
i mr henry Anosike i want to work interlocking paving stone company, i mean a very big and good company in canada is my dream to work there ,but there are a very good ... See More
When it comes for best instrument installation on a certain equipment's, the contractor should follow vendors guidelines. There is always a procedures to follow on h ... See More