Pack of 10 unused timloc lap vents. Adds ventilation to a felt roof.
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If further ventilation is required, install one lap vent into every rafter space at low level and/or into lap joints at higher levels. The lap vents should be fitted to both sides of the roof space in order to provide cross-flow ventilation.
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The product can be easily installed by one person in joist openings from 400mm to 600mm wide to provide 3,000mm² of airflow per unit. The Manthorpe G630 Felt Lap Vent is designed to be fitted retrospectively to existing lofts to increase the amount of ventilation into existing roof spaces.
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Felt Vents for Loft: Each unit will provide 3000mm² of free airflow into the loft space. Lap Vents for Loft: Can be fitted at joist centres ranging from 400mm to 600mm, suitable for most roofs. The arched design can withstand greater pressure and has multiple holes to greatly increase ventilation.
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Felt Lap Roof Vents are a quick and easy solution for improving loft ventilation and preventing condensation. Designed for universal use, they fit seamlessly between joists spaced from 350mm to 600mm.
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Felt Lap Vent Prevents Roof Condensation Pack of 10 Prevents roof condensation and moisture drops. Easy to fit just slots between the felt laps. Can be installed from inside of loft. The 3 felt clips secure the product in place even if the felt is degraded of loose. Can be fitted between 400mm joists and 600mm joist openings. Provides 3000mm air flow per unit. Felt lap dimensions 275mm x 190mm Meets building regulations. The Manthorpe Felt Lap Vent is a refurbishment product designed to increase the amount of ventilation into existing roof spaces. Usually fitted retrospectively to properties with additional loft insulation recently installed, however the Felt Lap Vent will help to combat the problem of condensation build up in any roof space with a lapped felt/membrane construction.
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Our Durable Felt Lap Vents provide a strategic solution for enhancing attic ventilation. Why Choose Our Durable Felt Lap Vents?. Can be conveniently installed from inside the loft for accessibility and ease.
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12 X Felt Lap Vents, Loft Vents for Condensation, Roof Ventilation Lap Vents, Felt Lap Vents Prevents Loft Roof Condensation, Keep Attic Space Ventilation Airflow. Felt Vents for Loft: Each unit will provide 3000mm² of free airflow into the loft space.
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