Profile: Ayrshire Agencies Ltd. is a manufacturer and supplier of conservatory roof systems. We also provide entrance bi-fold and patio doors. Our bi-fold doors feature security hook bolt lock, engineered and robust hinges, stainless steel rollers, and gaskets & weather brushes to aid weather proofing. Our PVC vertical sliding sash windows are ideal for replacing existing wooden sash windows. Our polycarbonate products are ideal for conservatory roofs, roof canopies, and carports.