Universally applicable for controlled ventilation of buildings, especially in the field of potable water supply, and for plants with increased security requirements.
Rigid safety louvre TT2.JW (for external face of the wall), attack proof, ready for installation, of rigid all welded construction, completely made of stainless steel.
Frame, made from Z profile, 3 mm thick, designed for internal bolted fixing, with access to the anchors only from the interior wall surface.
Slats, 3 mm thick, rigidly welded, with the slats staggered so that penetration is impossible even with moveable hoses. With 1 x 1 mm fly screen on the inside.
Both frame and slats are shielded arc-welded and acid bath cleaned before washing, drying, and surface passivation.