Kingsman Porcelain Reflective Panel Liner Kit for ZDV3318 Series Fireplaces watt780 The Kingsman Direct Vent Linear OPT RGLPC48FSEN SLV LP The Kingsman Direct Vent Linear Gas Fireplace’s millivolt valve system doesn't use electricity but features a standing pilot which allows operation during an influence failure with hi low heat and flame adjustment this technique is what's included with this model Bromic’s Platinum Gas heater does require ventilation as potentially harmful biproducts are released in the air This Kingsman 3 Piece Porcelain Liner Kit for ZDV3318 Series Fireplaces is a smooth modern complement to a traditional design element This highly reflective liner amplifies the wonder found in fires and allows more light to reflect out of the fireplace