Intertek Directory of Building Products

Johnson Gas Appliance Model DXV-45 DT4 LX Direct Vent Gas Room Heater Company: Johnson Gas Appliance Company

Product	Direct Vent Gas Fireplace Heater
Brand Name	Mendota
Description	The model DXV-45-DT4 LX direct vent gas fireplace heater is designed to be built into surrounding construction. It is equipped and operated with a piezo/standing pilot ignition system. The unit front contains a glass panel for viewing the flame and simulated wood logs. The minimum shutter settings are 1/4-in for NG and 3/8-in for LPG.
Models	DXV-45 DT4 LX
Model Similarity	None
Ratings	120V, <1.5A, 60 Hz

APPLIANCE RATINGS

	NATURAL GAS	PROPANE
Model	DXV45-DT4 LX
Input rating (Btu/hr) 0-610 m	45,000	40,000
Minimum input (Btu/hr) 0-610 m	6,000	5,000
Orifice size (DMS) 0-610 m (f/r)	44/35	3/64”/52
Input rating (Btu/hr) 610-1370 m	43,000	38,000
Orifice size (DMS) 610-1370 m (f/r)	45/35	3/64”/53
Manifold pressure (in. w.c./kPa)	3.5/0.87	10/2.49
Manifold pressure, Low setting (in. w.c./kPa)	1.6/0.40	6.4/1.59
Minimum inlet pressure (in. w.c./kPa)	5/1.25	11/2.74

VENTING
Vent Type	Coaxial
Vent Size	4-in intake, 6 5/8-in exhaust
Max. Vertical Length	55-feet
Min. Vertical Length	10-feet
Max. Horizontal Length	16-feet
Min. Horizontal Length	6-inches
Max. Horizontal Length at Min. Vertical Length	24-in horizontal from 0-in rise with 90° elbow
Min. Vertical Length at Max. Horizontal Length	4-feet vertical from 90° elbow and 16-feet horizontal.
Max. Number of Elbows	4

CLEARANCES TO COMBUSTIBLE CONSTRUCTION

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Attributes

Criteria	ANSI Z21.88 / CSA 2.33 (2019) (R2024)
CSI Code	10 30 00 Fireplaces and Stoves
Fuel Type	Propane
Fuel Type	Natural Gas
Listing Section	GAS-FIRED ROOM HEATERS - VOLUME 1 - VENTED ROOM HEATERS
Spec ID	13325

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