Model # HHT QUARTZ42IN
BTU - 20,000 to 28,500
Ignition type - NG
Glass Viewing Size - 39 3/16 W x 23 9/16 H
Venting type & size - Requires SLP series or SLP-Flex series pipe when venting off top of unit. See Venting section.. Requires DVP series pipe when venting off rear of unit. See Venting section.Approved for use with PVLP-SLP & PVI-SLP-B with PV-IPI-CK kit, power vent wire harness and RC100, 200 or 300 control (order separately). See venting section of manual.