Tank Installed Fittings
Two) 1.5" Female NPT Fitting - fitting is sealed to use remove membrane with razor knife
Two) .5" Female NPT Fitting - fitting is open
You can set the tank on any side, the side patch is not to be removed as it is not a fitting.
You can also view our bog post WATER TANK PLUMBING HELP AND TIPS CLASS A CUSTOMS, the link is included.
https://www.classacustoms.com/Water-Tank-Plumbing-Help-and-Tips-Class-A-Customs_b_9.html