Wholesale and retail store services featuring water treatment, filtration, and separation equipment and mobile water treatment systems; Maintenance, cleaning, and retrofitting of water treatment equipment; Manufacture of water treatment, filtration, and separation equipment to the order and/or specification of others; consulting in the field of water treatment and water treatment equipment; rental of mobile water treatment systems; Design of water treatment, filtration, and separation equipment; Chemicals for use in water treatment; Water treatment equipment; Water purification units