16″ Fireplace Opening Model

Width at Front:…..300 mm / 30 cm / 11.75″
Depth:…..315 mm / 31.5 cm / 12.5″

18″ Fireplace Opening Model

Width at Front:…..355 mm / 35.5 cm / 14 ”
Depth:…..315 mm / 31.5 cm / 12.25 ”