The weight of 1 1/4" copper flange is about 110g,1 1/4"SS flange.No serious leakage solder inside of flange
Parallel error of ends face and terminal:
0.5mm
Pls show us following important points when inquiry solar water heater parts:
1) Used voltage(V), and frequency(Hz) 2) Demand request power(Watt) 3) Heating tube material( Copper, or Stainless steel) 4) If you have size drawing or product picture,or sample in hands,will be much better and helpful for exact price calculation.