PRF Accessories

• Sizes 100 to 400
• Galvanized Steel Collar
• Lightweight Aluminum Damper Blade
• Spring loaded for positive closure

• Sizes 4-14
• Normally closed, power open, 24V motorized damper for round ducts.
• Control the sequencing of outside air in forced air systems.
• Motorized Damper Kits.

• Adjustable Connector Clamps available in 4" - 12.4"
• 3/4" thick neoprene padding for a sealed connection

• 120 VAC 20 AMP Rating
• 5 Button timer with off button
• Green indicator lights indicating the selected time intervale

• 10 to 15 amp range depending on the model selected
• 120 and 230V VAC solid state speed control depending on model selected
• Adjustable minimum speed pot switch available behind speed control faceplate preventing motor overload
• Metal housing

• Pressure switch module provides easy interlocking of ventilator fan to equipment
• Integrated timer runs ventilator for 10 minutes upon sensing pressure then shuts off
• Fixed to operate on pressure rise of .05" w.c.

• Available in sizes 8" through 12.4"
• MERV 6 filter media standard

Interior Air Valve Metal

• Decorative metal adjustable air valve
• Available in sizes 4" through 8"
• Suitable for both supply and exhaust applications

Interior Air Valve Plastic

• Decorative plastic adjustable air valve
• Available in sizes 4" through 8"
• Suitable for both supply and exhaust applications

• Sizes 100 to 315
• Shutter prevents air from re-circulating when the fans not in use
• Fits over TD lip