vacuum tube:
The solar water heater absorption rate is 15% higher than the common vacuum tubes
Port: shanghai
Minimum Order Quantity: 10 Piece/Pieces 100pcs
Supply Ability: 3000000 Piece/Pieces per Year 250,000pcs/month
Payment Terms: L/C,T/T,Western Union
Contact SupplierPackaging Detail: standard export package
Delivery Detail: 10 days
vacuum tube:
vacuum tube features:
1) Selective copper-stainless-AL (C-S-AL) vacuum tubes
2) Extremely strong transparent glass
3) High absorption rate
4) Cold weather resistance
5) Quality keeps steady
6) Easy installation