Small cold folding with a 40 mm frame, mid-range. Provides acceptable structural performance for standard sized windows and small structures.
Small RPT folding with 43 mm frame, mid-range. It provides acceptable thermal and watertight behavior, as well as structural performance for standard sized windows and small structures.
Small cold folding with a 45 mm frame, mid-range. Provides good structural behavior for windows of standard dimensions and medium and large structures.
RPT folding with 50 mm frame, mid-range. It provides good thermal and watertight performance, as well as structural performance for windows of standard dimensions and large structures.
RPT folding with 58 mm frame, medium-high range. It provides good thermal and watertight performance, as well as structural performance for windows of standard dimensions and large structures.