The Manthorpe Brown Core Drill Ventilator is ideally suited to ventilating rooms with gas appliances, providing up to 100cm² of airflow without the draught baffle or 70cm² with it fitted.

Designed for easy installation through a 5-inch core drill hole, it includes a hooded, weatherproof external cowl and a discreet internal louvred grille with concealed fixing holes.

• 5" core drill ventilator for rooms with gas appliances
• Provides 100cm² airflow without the draught baffle
• Provides 70cm² effective airflow with the baffle fitted
• Fits through a 5" diameter core drill hole
• Includes a hooded, weatherproof external cowl cover
• Discreet internal louvred grille with concealed fixing holes