Divine (H Series) H34DF The H34 is Montigo’s most versatile fireplace in terms of style and design. The H34 is a single side direct vent fireplace characterized by a classic square viewing area. Rock or tile can be installed over the firebox frame for a clean finish look. Downloads: Brochure Brochure (French) Spec Sheet Spec Sheet (French) Installation Manual Drawing - H34 CAD - H34 BIM - H34 BIM - H34 BIM - H34 Specs at-a-glance: Max BTU (NG)18,000 Framing Width33 ⅞ Framing Height39 Framing Depth20 Glass Opening Width29 ¼ Glass Opening Height22 ⅜ Inner Vent Size5 Outer Vent Size8 CommercialNo CustomizableNo