No longer an eyesore, transform your return air grille into a feature with the Woodflo Timber (Wood) louvre Grille. An attractive alternative to plastic and steel vents. Normally supplied in the raw finish, options include fixing clips, filters, backing frames, double-sided Door Relief Grilles and a range of stains - including Cedar, Teak, Walnut and White. They can even be made to utilise space under your staircase. Suitable for Central Heating, or as an air conditioning grille.