Trinity Candle Factory Premium Scented Christmas Tree - 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 Christmas Tree Candle candle You will smell the distinct aroma of Fraser Fir Pine. A must for the holidays. Very Strong! 100% Satisfaction Guarantee.