TIMCO 1208W Timloc 9x3 Plastic Internal Hit and Miss Grille Vent White

Amazon

Designed to cover the inner opening on the cavity sleeve and provide an aesthetically acceptable appearance, while still maintaining a free flow of air. Satisfies all nhbc requirements Simple screw fixing Available in white only Can be open or closed and with an integral fly screen, Manufacturer: Timloc

ManoMano

General description Internal white plastic louvre vents designed to sustain airflow and reduce drafts. Other information Please note: Flyscreen and Hit & Miss vents are not to be used for gas appliance ventilation.