Petits Appareils Ménagers / Bangladesh Demandes

I searching for a company which can supply me all HVAC items. Pump, diffuser, grill, valve etc

Looking for heat exchanger from steam to hot water (130KW),Hot water Tank(300L) , Hot water inlet outlet temp in the Tank60/80C.

Now we are focused on Brand product in HVAC and automation system, Heat Pump Hot Water for Bangladesh Market and our clients

I am interested about commercial air to water heat pump