1). Pipes.Visually inspect all accessible copper pies and if there is any verdigris and dots of dampness and wet they should be replaced.2). Stopcock.Make sure know the location of and check the operation of this particular valve i.e. on and off and if it will not turn then call your local water supply company. Bromley Plumbers are a professional service.3). Taps.Are they dripping?, if there are stains down the bath or sinks in the taps, new washers should probably be replaced.4). Internal Stopcock.Usually under the sink, again check operation of both open and close position and make sure water flow is nice and strong. If any problems occur then it should be replaced.5). Inspection Covers.Open any inspection covers on your property and inspect for crumbling concrete, debris or sludge in the gullies, holes and traps. These should be cleaned out.6). Toilets.Lift the WC cistern lid. Operate the flush and observe the system empty and fill. Any problems or sluggish movement or odd noises means the need for adjustment and overhaul.7). Cesspits and Septic tanks. If you have either, check for unpleasant smells or soft ground surrounding the covers.8). Drains.Again visually inspect all drainage looking for damage. If they are pottery you should consider plastic replacements.9). Floors.Check all floors behind toilets, under sinks, in the hot water cylinder cupboard in fact anywhere that water runs over and look for rusty marks and or wet patches. Any problems always consult an expert like a Bromley Plumber .10). Cold Water Storage Tank.his should have close fitting lid. Get help to run off some water and watch the re fill operation and cut off. Check level is lower than overflow. Any drips from valves etc. need replacing.