There are benefits to choosing insulated garage doors in Auckland. The obvious reason is to retain the heat inside your home. An energy-efficient door will trap the heat where you want it and help keep the rest of the house warm in the winter. Another good reason is to add value to your house. When you come to sell your home, potential buyers are becoming increasingly interested in the energy efficiency of a house, not just for the heating costs, but for environmental reasons too. Garages that also double as workstation require insulated garage doors to prevent the area from getting too cold.