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Timloc 1237 9x3 Telescopic Extension

Tough, flexible cavity sleeves and extension accessories to provide ventilation through external walls to the building interior. Designed for use in conjunction with Timloc Airbricks (1201AB).

  • 1202/1 Cavity Sleeve - Suits a single 9”x 3” Timloc airbrick and provides a maximum equivalent area of 6170mm2.
  • 1202/2 Cavity Sleeve - Suits a stack of two interlocked Timloc airbricks 9” x 6” and provides a maximum equivalent area of 12300mm2.
  • 1236 Telescopic extension - Fitted to rear of 1202/2 to give maximum extension of 365mm.
  • 1237 Telescopic extension - Fitted to rear of 1202/1 to give maximum extension of 365mm.

Product code : 83Q1237

(Each)