OVERFLOW PLUMBING & DRAINAGE LTD Company number 12427151 · Monitor this company Active Overview People 3 Financial Control Documents Analysis Location Related Registered office Address151 Collingwood Road, Hillingdon, United Kingdom, UB8 3EW PostcodeUB8 3EW Companies at this postcode 15 Average house price in UB8 3EW £437,000 (13 sales) Map