Standard units with 55 or 100 gallon tanks. Relief valve adjustable between 50-125 psi. Steep pump curve allows for pressure settings up to 100 psi. Adjustable pressure switch with 30-150 psi set point range, 5-30 psi dead band and visible range scale.
Zestimates: Improving accuracy. Zillow says Zestimates currently have a median error rate of 8%. That may seem to be a large margin â but it has improved. The algorithm began with a 13.6% median error rate in 2006, according to Zillow. However, error rates can vary widely, depending on where you live.
One of the questions that real estate agents often get from consumers is âhow accurate are the Zillow home value estimatesâ. There are more tools available than ever for the average person interested in buying or selling a home.omparable sales are only one tool in measuring the value of a home and Zillow is not so great at using this information as it should be used. Zillow in fact does a good job informing consumers that Zestimates may not be accurate in this web page.