Weep Vents  


Weep Vents create weep holes which are required over lintels to discharge collected water that may form at the window/door head. Each vent sits in the masonry perp end.

  • Dimensions 49mm x 87mm x 9mm. Free airflow approximately 300mm per unit
  • Material(s) BS Polypropylene
  • Special features The Keystone Weep-vent performs efficiently and, being available in several colours, merges and harmonises within masonry in which it is incorporated. Keystone Weep-vents have full height, baffle-protected water discharge routes and are not susceptible to blocking.
  • Suitability/use Keystone Weep vents are positioned within the perp joints between masonry