Alu-Timber provides additional reassurance with its guarantees. Due to its traditional aluminium construction the external polyester powder coated frames are guaranteed in a non-marine environment of 25 years. The internal timber is a stable material which has an indefinite life-cycle, the only issue could be de-lamination. To this end the timber is guaranteed for 12 years. The Parkside Group with over forty years of facade systems experience provides a project-by- project design warranty. All of these elements ensure specifiers the highest guaranteesin the market.