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 Pool acid washingârequired for the most stubborn pool stainsâcosts $200 to $300 in addition to the cost of a drain and clean. 2  Filter cleanings, if not included in a regular maintenance plan, might cost $75 to $100 per cleaning (every 6 months is recommended). 3  Opening and closing a pool costs $150 to $300 per service.ost: $75 to $150 per month based on weekly cleanings (usually 4 cleanings per month, but some companies offer twice per week cleaning at greater cost) or $100 to $150 per month based on a once-per-month cleaning. 1  A one-time cleaning of a particularly dirty pool might cost $75 to $100 per hour.