Why Choose us?
Our prices are competitive and fair. There are no surprise bills. Any unexpected or additional expenses must be pre-approved by you. That’s how we would like to be treated, and that is how our clients are treated.
Attention to Details
It’s our attention to the small stuff, scheduling of timelines and keen project management that makes us stand out from the rest. We are creative, while keeping a close eye on the calendar and your budget.
Professional for Production
Doublemax is the subsidiary company from Haodi Group.With 20 years-experience,every products are made in strict standard and tested by precision machines.
By-pass Pipe Heat exchanger;
Cold plate spraying panel;
Mechanical switch.LCD display;
Heating thermal efficiency:90%;
Bathroom thermal efficiency:90%;
Provide both heating and shower water,High efficiency and gas-saving,Bathe temperature:38-65℃,Heating temperature:30-90℃;
Protection level:Class Ⅰ;
Capacity of expansion tank:6L;
Reference heating area:60-200m³;
Warranty period:One year.
If any questions,please do not hesitate to contact.