Keyfix NCRD A1 Metal Insulation Retaining Clip (Box of 1000) by Keyfix

Designed to work with majority of Frame Cramps and Type 1 Ties, the Keyfix Non-combustible Insulation Retaining Disc (NCRD) has a unique patented spring loaded action, which clamps the NCRD to the main body of the wall tie. The clamping action enables the disc to slide along the tie to retain the insulation in its required position.