1201 Airbrick

Guidance for specification option:

Adjustable ventilator for ground floors up to five brick courses.

Guidance for specification option:

Adjustable ventilator for ground floors up to seven brick courses.

Guidance for specification option:

Fits between the airbrick and upper front opening of the telescopic

underfloor ventilator (1201 or 1201XL) to accommodate external walls of more than 102.5 mm thickness, up to a maximum of 215 mm.

Guidance for specification option:

Fits between the upper and lower parts of the telescopic underfloor

ventilator (1201 or 1201XL) to accommodate a vertical step of six to seven brick courses.

Guidance for specification option:

Fits on to the lower rear opening of the telescopic underfloor ventilator (1201 or 1201XL) to allow a standard 110 mm external diameter plastic underground drainage pipe to be connected via a coupling connection.

Guidance for specification option:

Fits into the lower rear opening of the telescopic underfloor ventilator (1201 or 1201XL) to accommodate cavity widths of 50–150 mm, or internal walls of more than 100 mm thickness, up to a maximum of 200 mm.