Kingsman 4" Flex Clamp for 4/7" Venting h7.75 Hidden venting and no grills:

Hidden venting and no grills: The heater is located at the top of the SYM-34-XT fireplace allowing heat to cascade down in front of the glass

see manual

Product Guide

For low clearance areas

38" Color Silver Technical Drawings & Dimensions

Kingsman 4" Flex Clamp for 4/7" Venting h7.75 Hidden venting and no grills:Kingsman Flex Clamp provides a premium installation component to be used with your fireplace. Your chimney is sure to exceed every expectation possible. This clamp is 4 inch in diameter. Although the chimney or chimney vent isn't included during this purchase, these things are available for individual sale. This Flex Clamp offers a necessary addition to your venting assembly to finish your installation safely and efficiently. Features 4 Inch Diameter