Trinity Candle Factory Premium Scented Gardenia Candle - Effusion Lamp Oil - 8 oz. Catalytic Lamp / Effusion Oil is for your Lampe Berger, Redolere, La Tee Da, or Stone Wick Lamps. Truly a great product. Trinity Candle Factory"s catalytic lamp oil is great for any stone wick lamp assembly. This Gardenia fragrance smells just like the gardenia flower. A floral faorite. Really Nice! 100% Satisfaction Guarantee.