The G951 Peep Weep provides an unobtrusive solution to cavity wall drainage requirements. The weep features a mortar key to ensure adhesion to the building fabric and an external rib to aid positioning. The rib surrounds a 62mm high opening to prevent mortar blockage from within the cavity. The weeps protective hood which when fitted peeps out from the brick fascia is designed to guard against blockage during installation and stops penetration of wind driven rain. The exit hole is ample for water drainage but small enough to prevent entry of large insects.Size Information: 105.5mm x 62mm x 9mmMaterial: PolypropyleneFeaturesDrains lintels and cavity traysReplaces a single mortar jointOffers a discreet drainage optionInstallationThe G951 Peep Weep should be simply fitted in open perp joints and mortared in position leaving approximately 10mm protruding from the brick face as shown.The G950 Weep Vent should be spaced at no greater than 900mm centres above DPC but to meet N.H.B.C guidelines and weep holes are recommended to be sited at every 450mm with at least two per opening above all windows and doors.