1.Are you a factory?
A: Yes, Solar First is specialized in producing the solar mounting structure. we are the top level manufacturer which is verified by alibaba.
2.Can we request sample before ordering?
A: Yes, we welcome sample order to test and check quality
3. What is your delivery time?
A: Actually it depends on the order quantity, usually about 10 working day.
Necessary information for us to design and quote
1. Panel dimension: length, width and thickness?
2. Roof type? Concrete roof/ tin roof/ tile roof ?
3. Panel layout? # row*# column
4. Max wind speed on project site?
5. Max snow load on project site?