Room freshener base and sticks – environmentally friendly and high quality solutions! Nordic DIY offers home fragrance sticks, including bamboo sticks and fibre sticks that are perfect for fragrancers and diffusers. Augeo Clean Multi Base is an environmentally friendly, plant-based base liquid that is odourless, colourless and low toxicity. This base fluid is ideal for home fragrances and car fragrances as it is biodegradable, VOC-free and does not harm air quality.