Plumbing problems can cause very serious issues in your home because water that leaks or condensation that occurs can damage the interior and exterior of your home. In older houses, plumbing issues are more common and you will need to take extra precautions to ensure that your system remains watertight.

Check the condition

It is important to regularly check the pipes and appliances. By doing so you will be able to identify signs of wear and can deal with the problem before it becomes more serious. Remember that it will be far cheaper to repair a pipe now than it will be to deal with a leak later on.

Insulate pipes

Older pipes are more susceptible to changes in the weather, so insulating your pipes is a good move to take. The pipes in your attic and basement can burst if the temperature changes rapidly.

Regulate moisture

Condensation can be a real problem in old homes and excess moisture will damage your property and provide an ideal environment for bacteria. Ventilating areas where there is a lot of moisture and heating damp areas will help to solve the problem. If the damp persists then you may need to use a dehumidifier to remove some of the moisture from your home.

Source: http://www.diymeansdoityourself.co.uk/3-plumbing-tips-for-old-homes