This company will remove calcium buildup from your swimming pool tile by using industry leading pool tile cleaning systems that allows safely cleaning pool tile without the use of dangerous chemicals, harsh pumice stone or damaging glass bead blasting. There is no draining required. The company is very profitable and priced to sell fast. Included in the sales prices is a truck. It is a 2013 GMC ½ ton long bed with the necessary equipment. The owner has one employee who performs most of the actual work. He works approximately 3 days per week.