Corri Cor Mark 3 : A1 Double Corrugated 2.8mm Backing Board - water-resistant

Corri-Cor Mark 3 Is Made With More Rigid Double Corrugated Board And Has The Added Benefit Of A Water-resistant Coating On The Back To Protect The Artwork From Moisture. Brown Both Sides With A Waxed Back. Corrugated Board With Brown Kraft Paper Liner On Both Sides And A Unique Structure That Makes It Both Lightweight And Dependably Rigid. Gently Bowed To Keep The Artwork Flat And Buffered With Calcium Carbonate For A Neutral PH Value. Britannia Mounts Are The Exclusive Manufacturers Of Corri-Cor. The Corri-Cor Branded Board Is The Original And Largest Range Of Bowed Backing Boards. Corrugated Boards With Liners On Both Sides And A Unique Structure That Makes Them Both Lightweight And Dependably Rigid. Gently Bowed To Keep The Artwork Flat And Buffered With Calcium Carbonate For A Neutral PH Value.