Trinity Candle Factory Premium Scented Vanilla Spice - 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. Our Vanilla Spice fragrance is a perfect balance of fresh, warm cinnamon with an traditional Vanilla. Perfect! 100% Satisfaction Guarantee.