Installation video included with this item. these are not taken from used hot tubs. these are direct from the manufacturer.

Brand: clever spa
Type: heater element
Manufacturer Warranty: 1 Month
Item Height: 35 in (88.9 cm)
Set Includes: Fittings
Material: Plastic, PVC, Vinyl
Features: Easy Assembly
Item Length: 35 in (88.9 cm)
Country/Region of Manufacture: China
Colour: Grey