For this job I installed a halo ion 6 conditioner above the water heater, I also removed and replaced shark bite fittings and installed a new brass female adapter , a new brass ball valve and a new expansion tank. Previous expansion tank was failed and being held up by plumbing it is now properly strapped with exp tank bracket. Also flushed water heater tank removing debris and sediment. Removed and replaced existing 1/3 hp disposal that had a hole with a new badger 5-92 1/2 hp disposal. Double check and tested for leaks. Conducted a super cleanup. Disposal serial number is IDE4518900