Hearth and Home Technologies 42-B Termination Locations, Vent Termination Minimum Clearances

4 Termination Locations

A. Vent Termination Minimum Clearances

						O
						P
		FP	G		R	N
						FP
D		A		H		Q
	E					(See Note 2)
L	B
	FP B
		FP	B
	F FP	FP		I	M	X
					FP
			A			J or K
	= FIREPLACE OPENING	X = AIR SUPPLY INLET		= AREAWHERE FIREPLACE IS NOT PERMITTED

A= 0 in. . . . . . . . . . clearances above grade, veranda, porch, deck or balcony.

B= 12 in. . . . . . . . . . clearances to window or door that may be opened, or to

			permanently closed window.
		36 in	vinyl windows or siding.
D**	=	47 in	vertical clearance to unventi-
			lated soffit or to ventilated soffit
			located above the terminal.
		60 in	vinyl clad soffits.
F	=	9 in	clearance to outside corner.
G*	=	6 in	clearance to inside corner.
		48 in	vinyl windows or siding.

H= 3 ft. (Canada) . not to be installed above a gas meter/regulator assembly within 3 ft (914 mm) horizontally from the center line of the regulator.

I= 3 ft. (USA)

6 ft. (Canada) . clearance to service regulator vent outlet and electric service.

*48 in. minimum for vinyl windows or vinyl siding.

**Not allowed for vinyl clad soffits.

***a fireplace shall not open directly above a sidewalk or paved driveway which is located between two single family dwellings and services both dwellings.

****only permitted if veranda, porch, deck or balcony is fully open

on a minimum of 2 sides beneath the floor, or if the screened porch guidelines are followed.

Note 1: Local codes or regulations may require different clearances.

Note 2: Termination in an alcove space (spaces open only on one side and with an overhang) are permitted with the dimensions specified for vinyl or non-vinyl siding and soffits. 1) There must be a 3 ft minimum between terminations or between the fireplace and termination. 2) All mechanical air intakes within 10 ft of a termination must be a minimum of 3 ft below the fireplace hood. 3) All gravity air intakes within 3 ft of the fireplace hood must be a minimum of 1 ft below the termination.

Figure 4.1 Minimum Clearances

J	=	9 in. (USA)
		12 in. (Canada) . clearance to non-mechanical air
			supply inlet to building or the
			combustion air inlet to any other
K	=	3 ft. (USA)	appliance.
		6 ft. (Canada) . clearance to a mechanical air
			supply inlet.
L***	=	54 in. . . . . . . . . . clearance above paved sidewalk
	(See note 1)		or a paved driveway located on
			public property.
M****=		47 in. . . . . . . . . . clearance under veranda, porch,
			deck, balcony or overhang.
	Not allowed: . . . . . . vinyl

N= 6 in. . . . . . . . . . non-vinyl siding. P = 84 in.

		QMIN	RMAX
Dakota		10 feet	2 x Q ACTUAL
1	additional termination cap	Q + 3 feet	1 x Q ACTUAL
2	additional termination caps	Q + 6 feet	2/3 x Q ACTUAL
3	additional termination caps	Q + 9 feet	1/2 x Q ACTUAL

RMAX = (2 / # caps plus fireplace ) x QACTUAL

This fireplace is approved for installation onto screen porches with the following guidelines:

Minimum porch area: 96 sq ft

Minimum ceiling height: 84 in.

Minimum of two walls must be screened

Minimum top of screen height, side walls: 6 ft 8 in.

Minimum screen area: 64 sq ft

Note 2: There may be some odor and small amounts of soot associated with burning the Dakota on a screened porch. Ensuring good cross draft ventilation and routine maintenance of the fireplace will maximize comfort and cleanliness.

Outdoor Lifestyles by Hearth & Home Technologies Inc. • Dakota 42-B/Dakota 42H-B • 4036-909 • Rev L 10/09