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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Perfect fortile, slate, or shingle roofs, these vents are easy to install and ensureoptimal airflow in lofts and attic spaces. Keep your loft and roof spacesdry, well-ventilated, and free from condensation with these12 Felt Lap Vents.
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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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Pack of 10 vents. New Product Information: Depth: 19mm Width: 280mm Length: 205mm Airflow: 3000mm2 Colour: White
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Manthorpe G630 Felt Lap Ventilators. LOFT VENTILATION | CONDENSATION IN ROOF | ATTIC VENTS | DAMP ATTIC | ATTIC SPACE | LOFT SPACE | MANTHORPE | G630. Felt Lap Ventilator to Prevent or Cure Loft Condensation.
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DRY LOFT SPACE - Use to increase airflow in the loft space, and prevent condensation. SIZE - Each Lap Vent is 280mm, 190mm, 30mm, providing extra airflow to the loft.
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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. condensation problem, making your attic no longer damp in.
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3,000mm² airflow per G630.
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