Pearl and Ruby Insert wood heaters are designed to suit a sleek and modern aesthetic and can be fitted as either a masonry insert with a fascia depth of 16mm or a flush fit, zero clearance box with fascia depth of 3mm. 3 Speed Fan Cast Iron Lined 8mm Steel Baffle Plate 10 Year Firebox Warranty Thermostatic Fan Control Dual Pre-Heated Primary Air Dual Action Handle Latch *Zero clearance box not included in price*