Professional factory that produce PVC pipe and fittings since 1994 . 1, UL651 PVC CONDUIT AND FITTING (UL CERTIFICTAE );2,ASTM D2466 SCH40 PVC PIPE AND FITTING (NSF CERTIFICATE);3,ASTM D2665 DWV PVC PIPE AND FITTING (NSF & UPC CERTIFICATE )
Wenzhou ShanLi Electric Co., Ltd.
Sunlee controls offers the most complete line of Definite Purpose (DP) contactors in the industry. Designed for heating, ventilation, air conditioning and refrigeration (HVACR) applications, SunLee’s DP contactors are designed to handle the most challenging installations.
Twin City Hose, LLC.
We are the preeminent leader in the domestic and international markets, fabricating metal hose assemblies, seismic expansion joints, rubber expansion joints, metal expansion joints, and custom piping weldments with extensive third party certification approvals.
SmartLock
SmartLock fittings are a superior product that utilize metal to metal sealing technology for a more secure and permanent seal, compared to other fittings on the current market that use rubber o-rings as the main sealing agent. Rubber o-rings deteriorate at a rapid pace once exposed to external environments (refrigerants, oils, temperature, ozone, etc.). SmartLock fittings have the highest design pressure range and burst pressure range on the market.
QwikProducts® / Mainstream Engineering
Mainstream Engineering Corporation is a solutions-oriented research, development and manufacturing business founded in 1986. Our Engineering Mission is to research and develop emerging technologies and to engineer these technologies into superior-quality military and private-sector products that provide a technological advantage. Areas of expertise include thermal control, energy conversion, turbomachinery, chemical-based technologies and nano-technology.