Description
A Grade Fire Rated 200 Degree Door Viewer C/W Shutter
Product Information
- All models with highly polished optical glass lenses
- By extending male screw, female screw, or both (or by shortening), the door viewer can easily be adjusted for any door thickness
- Material: Brass
- Door thickness: 35/60mm
- Frire Rated 30 minutes – no intumescent
- Fire Rated 60 minutes – intumescent required 1mm
