Cromar 3-in-1 Overfascia Eaves Protection with comb filler 1000x10m
£3.91 inc. VAT
£3.26 ex. VAT
- Brand: cromar
- Manufactuer: cromar
The Cromar 3‑in‑1 Overfascia Eaves Protection with Comb Filler 1000x10m is a practical roofing accessory designed to provide effective eaves ventilation, underlay support, and pest protection in a single integrated solution. Manufactured by Cromar, it combines a 1000 mm over-fascia vent, an underlay support tray, and a comb filler strip that fits along the eaves of pitched roofs. This design helps prevent the roofing underlay from sagging into the gutter while ensuring consistent airflow into the roof void to reduce moisture buildup and condensation. The integrated comb filler acts as a barrier against birds, insects, and other small animals entering the roof space while still allowing proper ventilation.
The Cromar 3‑in‑1 Overfascia Eaves Protection with Comb Filler 1000x10m is a multi-functional roofing accessory designed for use at the eaves of pitched roofs to provide ventilation, underlay support, and protection in one integrated system. Installed over the fascia board before tiling, it helps maintain continuous airflow into the roof space while supporting the roofing underlay so it does not sag into the gutter. The integrated comb filler forms a barrier that prevents birds, insects, and other pests from entering the roof void while still allowing ventilation beneath the tiles. Suitable for both new builds and refurbishment projects, it works with most clay and concrete roof tiles and helps protect the roof structure by reducing moisture build-up and ensuring proper eaves detailing in line with modern roofing standards.
The Cromar 3‑in‑1 Overfascia Eaves Protection with Comb Filler 1000×10 m is designed for use at the eaves of pitched roofs to provide combined protection, ventilation, and pest prevention in roofing systems. It is typically installed over the fascia board and beneath the roof underlay or breathable membrane to support the underlay and guide rainwater safely into the gutter, helping to prevent sagging and ponding at the eaves. The integrated comb filler also closes the gaps beneath the first course of roof tiles or slates, allowing airflow while preventing the entry of birds, rodents, and large insects. This product is suitable for new builds and refurbishment projects on tiled or slated pitched roofs where eaves protection and ventilation are required. However, it has limitations: it is not intended for use on flat roofs or roofing systems without a traditional eaves detail, may not be suitable where tile profiles exceed the comb filler’s capacity, and it relies on correct installation alongside compatible roofing membranes and ventilation provisions. It should not be used as a substitute for full roof ventilation systems where higher airflow rates are required, and improper fitting or incompatible roof designs may reduce its effectiveness.
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| Elementlength | |||||||
| up to 1,5 m |
up to 2,5 m |
up to 3,5 m |
up to 4,5 m |
up to 2,5 m |
up to 3,5 m |
up to 4,5 m |
|
| Type of window frame material |
Minimum witdth of joints for a butled mounting b in mm |
Minimum witdth of joints for a inner mounting b in mm |
|||||
| Hard PVC (white) | 10 | 15 | 20 | 25 | 10 | 10 | 15 |
| Hard PVC and PMMA (dark) (colour extruded) |
15 | 20 | 25 | 30 | 10 | 15 | 20 |
| Hard PUR integral foam | 10 | 10 | 15 | 20 | 10 | 10 | 15 |
| Wood-aluminium-window | 10 | 10 | 15 | 20 | 10 | 10 | 15 |
| Aluminium-plastic sandwich frame (bright) |
10 | 10 | 15 | 20 | 10 | 10 | 15 |
| Aluminium-plastic sandwich frame (dark) |
10 | 15 | 20 | 25 | 10 | 10 | 15 |
| Wooden window frame | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
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