Magnetic Vertical Internal Letter Flap MK3 Brass Effect

The MK3 Horizontal Internal Magflap with an updated full steel structure to fit most apertures. A very clever internal letter plate flap that keeps out draughts, held closed by magnets. Energy conserving, easy to fit, easy to clean. A unique feature of this product is the ability to lock them using the keyset shown below for extra peace of mind. Dimensions: Overall Size: 260mm x 90mm Aperture: 220mm x 65mm