Outdoor Revolution Airedale Side Extension Two Berth Inner TentOutdoor Revolution Airedale Side Extension Two Berth Inner Tent The two berth Side Extension Inner Tent sleeping bedroom is a must have optional extra for owners of the Airedale 7. 0SE or Kalahari PC 7. 0 family tents, who crave extra space for sleeping unexpected overnight guests, increasing the sleeping capacity by two and comfortably accommodating a double air mattress. We have designed this bedroom area to be clipped in, using the corresponding