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.
Size for size, natural and propane gas-fired heaters cost the same. Prices depend on heater size, which in turn depends on the size of your poolâthe gallons of water to be heated. Gas heaters run $1500-$2500, depending on size and who you buy it from.