Rollerstyle aluminium shutters can be rolled up into a hidden canopy during the day when not needed and then securely closed to shut off the entrance to passageways leading to bedroom areas at night.
#TrellidorHeritage: How Trellidor Fixed Security Gates Transformed Window Protection
Fixed Security gates for windows were introduced to the Trellidor barrier security range over 30 years ago. These custom-made, professionally fitted burglar bars changed the
