7,250psi making easy work of the marine growth on the pilons under the wharf. 7,250psi making easy work of the marine growth on the pilons under the wharf. Click Here for More Info … April 3, 2017 March 15, 2017 Rod Tredgold Latest Ultra High Aus WaterBlaster News Share EmailXFacebookGoogle +PinterestTumblrLinkedinVkontakte