Due to the solid wall technology and the high ring stiffness of SN10 (10 kN/m²)

acid- and alkali-resistant plastic made of PP (polypropylene)

The gutter curtain serves the function of creating professional finishes on the roof and ensures controlled water drainage into the gutter

In the event of ambient or excess pressure

Cast grate for inlet chute

Lüftungsgitter, verschließbar, aus Kunststoff Frischluft-wärmetauscher Due to the solid wallLockable ventilation grille made of plastic, for installation in pipes 100 150 mm, for inside. Material: frame and valve plate made of PS, sheet metal screw made of steel (galvanized) Plate size: 155 mm For connection to pipes 100 150 mm Color: white Free air passage: 0 51 cm