Bordetella pertussis and Whooping Cough (page 3) (This chapter has 3 pages) Â© Kenneth Todar, PhD The Whooping Cough Vaccine The development of the whooping cough vaccine in the 1950s has made whooping cough an uncommon disease in developed countries.ordetella pertussis and Whooping Cough (page 3) (This chapter has 3 pages) Â© Kenneth Todar, PhD The Whooping Cough Vaccine The development of the whooping cough vaccine in the 1950s has made whooping cough an uncommon disease in developed countries.
In Summation-for most inground pool owners, installing a New pool heater (not a replacement, which has a cheaper installation cost), new pool heaters cost between $1500-$3500, depending on type and size. The cost to run a pool heater, with some conservation practices, runs from $0 (solar heater) to over $300 per month.
The cost to install a swimming pool heat pump is approximately $2500 to $4000. Reliability. Pool heat pumps have provided safe, reliable pool heating for decades. Heat pump technology is similar to the way a refrigerator, or air conditioner operates, which may help you understand why they are so reliable.800. *Based on an electric resistance heated pool, which costs $1,000 per year at an electric cost of $.085/kwh, and using a natural gas cost 0f $.80/therm. A seasonal average COP of 5.0 was used to determine heat pump savings.