1.solar powered attic fan: 20 years warranty

2.solar powered attic fan: CE/ISO/TUV/UL

3.solar powered attic fan: high efficiency

 Features:

1) Use of premium quality raw material from leading world-wide suppliers
2) Strict quality control and power classification of modules
3) Ready to use with junction box, cabling and connectors
4) Be resistant to atmospheric exposure and effects of delamination

5) UL, TUV, CE, ISO9001 2008 Certificates