Sapphire Audio DV425TR owner manual Part HHW2 Part

DV425TR DIRECT VENT ROOM HEATER

HORIZONTAL INSTALLATION, cont.

Step 4.
Position the horizontal vent termination in the
center of the 10” (254mm) square hole, run a bead
of non-hardening mastic around its outside edges, so		FIG. 7
as to make a seal between it and the wall,	attach
termination cap to the exterior wall with the four wood
screws provided. The arrow on the vent cap should be
pointing up (Figure 7) . Ensure that proper clearances
to combustible materials are maintained.		WOOD
		SCREW

PART HHW2 PART

HOT 841-0670 (Preferred) or #985

FIG. 8

WALL THIMBLE #942

NOTES:

(1)The four wood screws provided should be replaced with appropriate fasteners for stucco, brick, concrete, or other types of sidings.

(2)If you are using Simpson Dura-vent termination cap #985 on a building with vinyl siding, a vinyl siding standoff (Simpson Dura-vent Part #950), should be installed between the vent cap and the exterior wall (Figure 8). Attach the vinyl siding standoff to the horizontal vent termination. The vinyl siding standoff prevents excessive heat from possibly melting the vinyl siding material. Vent terminal shall not be recessed into a wall or siding. Remove siding from beneath area of standoff.

THIMBLE 942

VINYL SIDING

APPLY SEALANT

TO ALL FOUR

SIDES

SCREWS

BOLT HORIZONTAL TOP

TO VINYL STANDOFF

SCREWS

VINYL SIDING STANDOFF

WITH SIDING BENEATH

REMOVED

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