SPECIFICATIONS

• Galvanizing steel construction for long service life
• Adjustable collar to suit 6" to 8″ duct fan, ducting, carbon filter and silencer
• Supplied with wing nuts for fast connection
• Lined with a thick neoprene rubber gasket
• Ideal for connect and reduce noise of general ventilating applications

SIZE:

• 4″ (100mm)
• 5″ (125mm)
• 6″ (150mm)
• 8″ (200mm)