Best for transforming existing masonry fireplaces into high-efficiency heat sources. Osburn 3500 Wood Insert OB03510 US Fireplace Store& more Go to product viewer dialog for this item.
A more budget-friendly yet highly efficient option for masonry setups, available at HVACDirect.com . buy fireplace online
A great freestanding option with a classic mantel look, available at Home Depot . available at Home Depot .