POLYBOARD MITRE JOINT (WHITE)(0)No Reviews yet Pinit £1.52 Quantity discounts available QuantityPrice SKU: PBJW Free Delivery 448 Available Pickup in Depot - FREE! Select Depot to check availability. Quantity -+ Add to Basket Details Internal Mitre joint to join two window boards togetherAvailable in a range of colours.390mm x 25mm x 18mm. Details Back DetailsInternal Mitre joint to join two window boards togetherAvailable in a range of colours.390mm x 25mm x 18mm. Reviews 0 Back Ratings & ReviewsNo reviews availableBe the first to Write a Review