ventilation systems PWQ-R channel – for fast duct joining in hard to reach spots INNOVATION The PWQ-R slide channel is used for joining rectangular ducts. A channel of particular length is slid on PQ-20 or PQ-30 duct frame profiles. PWQ-R is applied whenever a full frame length connection is required or ducts are installed in hard to reach places which exclude use of KLQ clamps. Bent edges provide an easy way to slide and hammer the channel. ADVANTAGES 1. Innovative structure. 2. Enables duct mounting right below the celling, 3. Quicker and easier installation. 4. Tighter connection then PWQ 5. Aesthetic workmanship. ALNOR® ventilation systems is a legally protected trademark and technical patent. All rights reserved.