To cover the inner opening on the cavity sleeve and provide a neater appearance while still maintaining a free flow of air.

Attractive products for sustaining airflow and reducing draughts.

Features and benefits:

• Manufactured by injection moulding in Acrylonitrile-Butadiene-Styrene (ABS)/ High Impact Polystyrene (HIPS).
• Aesthetically pleasing.
• Simple screw fixing.
• Excellent airflow properties.
• Durable and totally resistant to decay.
• Also available as metal grilles (specified separately).
• Return air grilles and external cowls also available, specified separately.

Quality:

• Satisfies all NHBC requirements.
• Manufactured to BS EN ISO 9001 and BS EN ISO 14001.
• Complies with all relevant Building Regulations. Meets all relevant British Standards.