Why use Model 21?
- For fire separation between two floors
- To reduce response times
- To eliminate drafts
- To reduce heating and cooling losses
- To inhibit fumes
- To deter Insect infiltration
- To eliminate the need for a closet
- It gives an unobstructed view
- To protect your pole hole
- To have a keyed lock-out safety
Replacement Parts are available
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Key Features
- Electrical components include enclosed linear actuator, programmable logic controller, 2 infrared sensors, 2 internal lights and high-temperature cut-out switch.
- Sealing system with intumescent materials to insure sealing in case of heat or fire
- Stainless steel entry guards
- Continuous safety lighting
- Chrome plating and durable materials for many years of service
- 14 gauge stainless steel mesh guards
- Heat sensor shuts unit down
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