Thermaseal Double Glazing is Locally Owned and Operated since 1991."We are the Double Glazing Specialist" With Double Glazing your home will stay warmer in winter, cooler in Summer, helps with Noise Reduction, Reduces Condensation, Increases Security, Protects Furnishings and most importantly saves on Energy Bills.Double Glaze your home for a warmer, drier and healthier environment. If your house has aluminium framed single glazed windows, we can retrofit them with Double Glazed Windows. We match all existing aluminium so your home will look like it's been double glazed from day one.We are committed to providing our customers with quality units at the best price, our units are tested by BRANZ and comply with ENI279.Call Thermaseal Double Glazing today to book in for a free measure and quote.