Fire retarding hatches
Fire endurance EI60
Application:
- entry in air shafts;
- entry in system raceways;
- output on roof;
- protection transformer.
The box - angular, built-in lock.
Painting:
The polymeric
powdered dye staff of the company "DUPONT"(France), choice of the colour
is on catalogue RAL company of the producer.
The fire-prevention
hatches are used, where it ispossible, instead of fire-prevention doors
(that vastly more cheaply).