Allweather windows are one of the North East’s longest serving double glazing companies having been established since 1988, We are proud of our dedicated commitment in providing not only great products but also our dedication to customer service. Buying home improvement products is a huge investment, and one that we expect our customers don’t take lightly, for that reason we don’t believe in a hard sell approach, there are no pushy salesmen fighting to hit their commission targets just a family company offering honest and true advice...just the way it should be. Energy Efficient Windows. When choosing a company to install your beautiful new windows you should be safe in the knowledge of knowing that not only have you had them fitted by time served joiners but also they meet the highest standards. Our windows are A Rated as standard meaning on average your new windows could save you up to £160 on your heating bill!