Model ED3 has a three-zone design, and Model ED4 has a four-zone design. The microprocessor-based panels alternate heating and cooling modes DuroZone, a div. Of Duro Dyne Corp.: Zone Control Panel. Since 1952, Duro Dyne Corporation has evolved into the leading manufacturer of sheet metal accessories and equipment for the heating, ventilating, and air conditioning industry. We offer sheet metal contractors and HVAC installers the widest variety of products specific to their trade. Family-owned wholesale HVAC distributor serving Washington, Oregon, Idaho, Montana, and Northern California for over 60 years. Welded steel cabinet with powder coat paint 2. Access door to internal components with Duro-Dyne type handles for air tight seal. Aluminum pre-filter for sparks and larger particles. Main cartridge for finer dusts and smoke 5. Polyester charcoal filter to reduce odors 6. Cabinet grab handle 7. Push button for pulse cleaning 8.
Glue Brushes – Natural Bristle
| Item Number | Code | Description | Units per Box |
| 5008 | BB-1 | 1″ Bristle Brush | 36 |
| 5014 | BB-15 | 1-1/2″ Bristle Brush | 24 |
| 5022 | BB-2 | 2″ Bristle Brush | 24 |
| 5029 | BB-3 | 3″ Bristle Brush | 12 |
| 5039 | BB-4 | 4″ Bristle Brush | 12 |
Plenum Brush

Duro Dyne Damper
The Plenum Brush has 2″ wide bristles which are angled at a 45° angle. The body of the brush is 18″ long to give easy access to those hard to reach spots!
| Item Number | Code | Description | Units per Box |
| 5007 | PB-2 | Plenum Brush | 12 |
Caulking Gun

| Item Number | Code | Description | Units per Box |
| 5125 | SG-2 | Caulking Gun for 11 oz. Cartridges | 6 |
Duro Dyne Model Aqc 1 Manual Transfer Switch
Super Sprayfast Universal
Insulation Adhesive Application System for Water Based Adhesive
Specifically designed for use with Duro Dyne WSA & WIT water base adhesive.
For use with a 5 gallon pail or a 45 gallon drum.
| Item Number | Code | Description |
| 5151 | SSFU | Super Sprayfast Universal |
GBAC Adhesive Applicator
Duro Dyne Timer
The GBAC applies Duro Dyne WIT or WSA water base adhesive to insulation in preparation for application to sheet metal. It requires 110v service fused for 15 amps. A source of air is required. Specify the direction of work flow when ordering.
Duro Dyne Damper Hardware
| Item Number | Code | Description |
| 39171 | GBAC | Roto Bonder Left to Right Flow |
| 39250 | GBAC | Roto Bonder Right to Left Flow |
