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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CROMAR VENT 3. Cromar - Vent 3 - Blue - 1m x 50m High Performance. It is equally suitable whether draped unsupported over rafters, laid directly over insulation. Warm and Cold Roof Application.
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BBA Certified. Vent3 Classic is a breathable roof underlay for cold and warm roof applications which give major benefits over traditional roof underlays. Cold & warm roof application. Light grey surface prohibits glare.
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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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Cromar - Vent 3 - Blue - 1.5m x CUT TO SIZE NO WASTE High Performance/QUALITY. It is equally suitable whether draped unsupported over rafters, laid directly over insulation. Technical Information SIZES CUT TO SIZE BUY WHAT YOU NEED NO WASTE /FANTASTIC SERVICES.
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Cromar Vent 3 PRO Breathable Felt. BBA certified. BBA Certified. Vent3 Pro is a heavyweight, high performance breathable roof underlay for cold and warm roof application, requires no ventilation. Cold & warm roof application.
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Bendable High-quality felt vents are arched to withstand greater pressure. The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. Spring Clips 2 highly elastic spring clips ensure they are fixed in place during installation. The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. Vents has multiple holes to increase ventilation greatly. The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked.
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Cromar - Vent 3 - Blue - 1m wide High Performance/QUALITY. It is equally suitable whether draped unsupported over rafters, laid directly over insulation. Technical Information SIZES CUT TO SIZE BUY WHAT YOU NEED NO WASTE /FANTASTIC SERVICES.
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