Specifications include, but are not limited to: swimming pool chemicals and carbon dioxide cylinder rentals. The City is not obligated to any minimum or maximum quantities under this bid. Due to the COVID-19 pandemic it is uncertain, at this time that the City of Manchester will definitely be opening pools this summer. Cylinder Rentals: Carbon Dioxide tanks will need to be rented from the vendor for the swimming season. Three (3) tanks are required (one) at the following facilities: Livingston Pool, DuPont Splash Park and Raco Pool. It is possible that we will need an additional cylinder at the Hunt Pool facility; Cyanuric Acid 100% - 50lb barrel 18 +/-Barrels ; Sodium Hypochlorite 12% chlorine Bulk delivery - 3 (three) 1,000 gallon tank ; Calcium Hypochlorite 65% available chlorine – 100lb barrel 15 Barrels