Heritage Structural Ventilation Ltd is pleased to present a long awaited and truly remarkable do-It-all roof space ventilation system called lapVent. Boasting a multitude of unmatched features, universal, invisible, none load-bearing, unexposed, storm-proof, etc., the most innovative roof vent to hit the industry since the introduction of roofing underfelts. Developed for installation in most types of unsealed pitched roofs and suited to the majority of situations, a breakthrough providing unobtrusive roof-space ventilation for both ancient and modern buildings avoiding outside disturbance, structural alteration and the costs of excessive heath & safety obligations.
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