Ultra Aquatic Technology Pty Ltd (UAT) PO Box 1618 , Kingscliff , NSW 2487 Australia About Solutions products services Companies Ultra Aquatic Technology Pty Ltd (UAT) Products SubRat SubRat 0 Share This system has been specifically developed to enable the removal of built up sludge from under floating methane collection covers. Most popular related searches floating cover sludge collection sludge removal Customer reviews No reviews were found for SubRat. Be the first to review! Add your review Publish your review Great! review successfully added!