Verified by manufacturer 3 days ago
OF1BL - Black
EPD
Certificate type
Efficient, durable ventilator in convenient 1 m lengths.
Efficient, durable ventilator in convenient 1 m lengths.
Features and benefits:
Quality:
Color | Black |
Material | Polypropylene Guidance for specification option: Injection moulded. |
Length | 1000 mm |
Uniclass | |
CAWS | H60/355 Ventilated eaves with separated grilles/ trays H60/47 Detailing at eaves H61/355 Ventilator or eaves trays H61/47 Eaves H62/355 Ventilator or eaves trays H62/47 Eaves H65/355 Ventilated eaves – separated grilles/ trays H65/47 Eaves |
SKU Code | OF1BL |
Classification data | |
Style | Fixed to top of fascia. |
Ventilation opening | 10 000 mm²/m. Guidance for specification option: Use to ventilate pitched roofs, where the pitch of the roof is 15° or more, and the roof void is attic or loft space. Manufacturer guidance3.5–4 mm-wide ventilation slots comply with BS 5250: 2011. |
Colour | Black. |
NBS LCA helps construction professionals measure environmental impact and identify low-carbon emission products for more sustainable projects.

Country of product manufacture | United Kingdom |
Material | Polypropylene Guidance for specification option: Injection moulded. |
| Carbon dioxide equivalent | |
Carbon dioxide equivalent, as defined in BS EN 15804 Certified | |
Stage Normalized unit (kg CO₂ eq/kg) Declared unit (kg CO₂ eq/kg) Stage:A1–A3 ('Production stage') Normalized unit :0.002 (kg CO₂ eq/kg) Declared unit :0.00225 Lower emissions | |