To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzes reviews to verify trustworthiness.
Tubing came on time. The tubing is thin walled and not very fixable. My old pipe seemed to be thicker and more flexible. This pipe kinks if you bend it much more then old tubing. What can I say, it does work though just not the same quality.