Before you porches any type of air filter please make sure you have the correct size! Accumulair Diamond Air filters are great for those with allergies and asthma or if you are just super concerned about air quality. The only issue with filters such as Accumulair Diamond Air Filters is the density of the filter. They restrict the air flow threw the filter which causes the evaporator systems fan have to draw more electricity. How is urine more electricity ECO minded?