Scott wagner provides fast, reliable, and dependable heating and air conditioning service if your system needs service, we can help! Many factors affect the overall cost of hiring a plumber to clear a blocked drain, including. Clean blockages without damaging your pipes! Or, continue to use the product selector to find a new boiler. to drink orange juice? Insulation is more expensive and complex to install, but it's also an even bigger money-saver than draught-proofing.