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Double Glazing Installed Properly by an Experienced Contractor Double glazing can help reduce your energy costs while also reducing drafts. It is essential that they are installed properly by a skilled contractor. To fill in any gaps and provide insulation Expanding foam is sprayed around the frame. It is also important to consider the kind of expanding foam that is used. Preparation Double glazing is an excellent investment for homeowners since it improves the efficiency of their homes. It uses tw