TIMCO Timloc Horizontal Front Extension Sleeve for Telescopic Underfloor Ventilators Black Pack of 20

Roofing Superstore

The Timloc Underfloor Vent Horizontal Front Extension is a key part of the Underfloor Vent System. It fits with the Telescopic Underfloor Ventilator and integrates with Timloc's Plastic Airbrick, adding 115mm for better ventilation. Designed for external walls between 102.5mm and 215mm thick, it accommodates thicker brick courses or larger cavities. Installation is simple; it sits between the ventilator and airbrick. Multiple extensions can be connected for longer sections. Made from robust black thermoplastic, it's decay-resistant and durable. It does not restrict airflow and is lightweight for easy handling. No on-site modifications are needed. The box contains 20 units, each measuring 60mm in length, 212mm in depth, and 129mm in width. It complies with all relevant Building Regulations and British Standards.. Timloc Underfloor Vent Horizontal Front Extension +115mm - Box of 20 Polypropylene

Amazon

Fits between the airbrick and upper front opening of the telescopic underfloor ventilator to accommodate external walls of more than 102.5 mm thickness, up to a maximum of 215 mm Does not restrict airflow through the main telescopic underfloor ventilator Purpose-made accessories eliminate the need for on-site modifications Lightweight and easy to handle Satisfies all nhbc requirements, Weight: 6.6579603124 Pounds, Manufacturer: Timloc

Zoro Tools

Fits between the airbrick and upper front opening of the telescopic underfloor ventilator to accommodate external walls of more than 102.5mm thickness, up to a maximum of 215mm. Please Note : Due to geographical locations we are unable to deliver to Highlands

ManoMano

To provide ventilation below suspended ground floors. Telescopic and adjustable to suit numerous brick courses.