<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: Donnie</div><div class="ubbcode-body">Quanta and Spectra are the same company if I remember right. </div></div>
Quanta is a different company. Spectra is a Canadian company and they were a supplier that GM used in the past. I use their tanks and they are nice and accurate.
http://www.spectrapremium.com/home.html