Price Including VAT
(Use with G960)
The G961 Vertical Extension Sleeve can be used to extend the G960 Telescopic Under Floor Void Ventilator vertically and horizontally.
Each extension sleeve enables a further two course brick adjustment vertically by 150mm . Alternatively the sleeve can also be clipped to the base of the G960 to provide horizontal extension of 185mm through larger cavities or wider internal block work.
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