The ultimate in Zero Clearance Direct Vent Fireplaces for new home construction or renovation, and your best choice for installation anywhere throughout your home. The Kingsman HBZDV4224 Zero Clearance Direct Vent Gas Fireplace will keep you toasty and warm. This fireplace will provide a lot of heat for your living room while also looking amazing! With natural gas, it produces 28,000 BTUs, while with propane, it produces 26,000 BTUs. Choose from a choice of decorative options to create your own unique look while remaining confident in total safety, comfort, and long-term value. A millivolt or intermittent pilot ignition system is available. STANDARD FEATURES ¥ Millivolt or IPI valve system allows operation during a power failure with Hi/low heat and flame adjustment ¥ Dual burner with Realistic Flame Pattern ¥ A flame sensor that constantly monitors the pilot flame and provides 100% gas shut off if pilot is not sensed