These factors include the specific model of the boiler, the complexity of the installation, the location of the house, and the rates charged by the contractors.
To get an accurate estimate for the installation of a Worcester Combi boiler in a house with three bedrooms and two bathrooms, you should contact local heating and plumbing professionals. They can provide you with quotes based on your specific requirements and the details of your home's heating system setup.
Keep in mind that boiler installation costs typically include the price of the boiler itself, labor charges, any necessary additional materials, and any modifications needed for the installation. It's essential to obtain multiple quotes from reputable contractors to ensure you get a fair and competitive price for the installation.