meaning that it yellows slightly on surfaces that receive too little daylight

Material: Cold-rolled high-strength steel (untreated)

The vent is opened and closed using a side-sliding lever

Image 2 shows an old wooden floor before and after a treatment with Natural Linseed Oil Wax

This espagnolette handle is used on windows and patio & balcony doors

Klädkrok - Fehrlins 3228 mässing Tillflager meaning that it yellows slightlyMaterial: Untreated brass Time period: 1920s and onwards Original model: Fehrlins Handel och Fabriks AB No. 3228 Dimensions: height 125 mm (4. 92 in.), depth 127 mm (5 in.), width 40 mm (1. 57 in.) (plate) Four mounting screws are included.