Causes. Pertussis, a respiratory illness commonly known as whooping cough, is a very contagious disease caused by a type of bacteria called Bordetella pertussis.hile pertussis vaccines are the most effective tool we have to prevent this disease, no vaccine is 100% effective. If pertussis is circulating in the community, there is a chance that a fully vaccinated person, of any age, can catch this very contagious disease.
1 Do-it-yourself pool cleaning runs $20-$100 per month for chemicals during the summer after initial purchase of pool tools including a vacuum head and hose from $50, and a maintenance kit with a wall brush, leaf skimmer, test kits and telescopic pole for around $60. Regular filter cleaning costs around $60-$65. 2  Power vacuuming is intense cleaning for a neglected pool and runs $55-$124 per hour. 3  Pools that are properly covered during the winter will require an opening service that prepares the pool for summer use.
1 Chemicals-between the chlorine, pH testing strips, and other materials, the average pool owner spends roughly $80 per month for above ground swimming pools and $95 per month for inground swimming pools. The fiberglass bump up the costs to $20,000 without installation. 2  There are also concrete and gunite pools that require around $20,000 to $50,000 to install. 3  Most in-ground pools will also demand some sort of surrounding patio installation as well as a need for fencing (as required by law in many areas of the world).