Replacement 16" flex gas line for Heat N Glo, Heatilator, Majestic, Monessen and Outdoor Lifestyles gas fireplaces, hearth kits and log sets. OEM HHT part # SRV4121-006
HHT Flex Gas Line – 16″ (SRV4121-006)

Model Compatibility
Fits These Models
Manuals & Documents
Manuals for the B Vent Series, Bay Series, Caliber nXt Series and other models this part fits are being added to our manuals library. Need one now? Ask us or call 406-272-9850.
Before you order
This part is listed for 8 models (see Fits These Models above). Check the model name and serial number on your appliance’s rating label and make sure they match — Heatilator built many models in more than one version (and gas models for natural gas or propane), and some parts changed between versions.
Not sure it’s the right part? Call 406-272-9850 or send us your model and serial number and we’ll confirm it before you order. Or browse all Heatilator Accessories.
More parts for the Heatilator Bay Series

HHT Male Connector Fittings (303-315/5)
SKU 303-315/5
Fits Aveo Series, Bay Series, B Vent Series, Caliber nXt Series +17 more

SKU SRV14333
Fits Aveo Series, Aztec Series, Bay Series, B Vent Series +26 more

Heatilator Ignition Control Box (SRV15695)
SKU SRV15695
Fits Bay Series, B Vent Series, Caliber Series, Corner Series +8 more

Heatilator & Quadra-Fire Brass Elbow (SRV17524)
SKU SRV17524
Fits Bay Series, Caliber Series, Novus Series

Quadra-Fire, Heat N Glo and Heatilator Piezo Igniter with Black Push Knob (291-513)
SKU 291-513
Fits Advantage Series, Aveo Series, Bay Series, B Vent Series +13 more

Heat N Glo, Heatilator and Quadra-Fire PSE Thermopile (2103-512)
SKU 2103-512
Fits Advantage Series, Bay Series, B Vent Series, Caliber Series +10 more

HHT .021 Pilot Orifice – NG (SRV446-505)
SKU SRV446-505
Fits Advantage Series, Bay Series, B Vent Series, Caliber Series +9 more

Heatilator White Rodgers Valve – NG (SRV71492)
SKU SRV71492
Fits Bay Series, B Vent Series, Corner Series, Direct Vent Series +3 more