Vapor-Flo 8450Freight not included. The Vapor Flo 8450 is an electric pressure washer engineered for commercial or industrial users that require a powerful stationary machine. This machine can reach temperatures of 205F in just 20 seconds. Though, operators have the ability to use cold water or hot water depending on the application. The 8450 can also generate pressure levels of 1800 psi and a flow rate of 0. 6 GPM, making this machine is ideal for many commercial