66gal electric water heater is 16 years old (02’). Unit is in the final phase of it’s service life. No drain and flush due to age and plastic drain valve. Overall plumbing system is in good condition. Well pump set to 55lbs. Snaked both upstairs tub/shower drains pulling back hair. Cleared right hand pop up in master bathroom sink as a courtesy. BioClean upgrade added to combat buildup. Priority Club discount applied. Coupon discount applied. 30 day warranty on line snaking.