11 Finishing

A. Mantel Projections

Figure 11.1 shows the minimum vertical and corresponding maximum horizontal dimensions of appliance mantels or other combustible projections above the top front edge of the appliance.

B. Facing Material

WARNING

Fire Risk

Do NOT obstruct air inlet or outlet grilles.

Do NOT modify grilles.

5

4

3 5-1/26-1/4

5

32-1/2 in. minimum

to ceiling

 

 

 

 

 

 

 

18

 

 

 

16

17

 

 

 

 

 

 

 

 

 

 

16

 

 

 

 

 

14

15

 

15-

 

1/4

 

 

 

13

 

 

14-

1/2

 

 

 

 

 

 

13-

 

3/4

 

 

 

 

 

 

 

 

 

 

 

12

13

 

 

 

 

 

 

 

 

11 12-1/4

10 11-1/2

9 10-3/4

8

 

 

10

 

7

9-

 

1/4

6 8-1/2

7-3/4

Measured from top of hood (in inches)

Modifying or covering grilles could cause temperature rise and fire hazard.

Finishing materials must not interfere with:

Air flow through grilles or louvers.

Operation of louvers or doors.

Access for service.

Finish wall material may be combustible - Top and Sides

0 in.

Figure 11.1 Clearances to Mantels or other Combustibles above Appliance.

Top of

Appliance

Drywall

A

48 in.

(1219 mm)

B max.

Mantel Leg or Perpendicular Wall

A1 in. (25 mm) min. to perpendicular wall

B3-1/2 in. (89 mm) min. from fireplace opening to perpendicular wall

Figure 11.2 Mantel Leg or Wall Projections (Acceptable on both sides of opening)

0 in.

0 in.

High Temperature Sealant (300° F/149° C min.)

Top and Side Seal Joint

Figure 11.3 Noncombustible Facing Diagram

WARNING

Fire Risk

Finish all edges and fronts to clearances and specifications listed in manual.

Metal appliance front may be covered with non- combustible material only.

Do NOT overlap combustible materials onto appliance front.

Install combustible materials only up to specified clearances on top, front and sides.

Seal joints between the finished wall and appliance top and sides using only a 300° F minimum sealant.

24

Heatilator • Novus BV-Mesh4031-553 Rev F • 11/07

Page 24
Image 24
Heatiator NB4236MI, NB4842MI, NB3933MI, NB3630MI owner manual Finishing, Facing Material

NB3933M, NB3630M, NB3630MI, NB3933MI, NB4236M specifications

The Heatiator series of gas fireplaces, including the models NB4236MI, NB4842MI, NB3933M, NB4236M, and NB3933MI, epitomizes modern heating technology with a focus on efficiency, design, and user comfort. These models are engineered to provide warmth while enhancing the aesthetic appeal of any living space.

One of the standout features of the Heatiator series is its advanced combustion technology. The fireplaces are designed to maximize heat output while minimizing emissions. This is achieved through high-quality burners that ensure a clean and efficient flame, allowing users to enjoy the ambient glow without compromise. The models boast impressive thermal efficiencies, meaning they convert a high percentage of the fuel consumed into usable heat, which is an essential factor for eco-conscious consumers.

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In terms of customization, these models offer various finishes and log options, allowing homeowners to personalize their fireplaces to match their style and preferences.

Overall, the Heatiator NB4236MI, NB4842MI, NB3933M, NB4236M, and NB3933MI represent a perfect blend of technology, safety, and design sophistication, making them an excellent choice for anyone looking to add a reliable and attractive heating solution to their home. Whether for supplemental heat or a primary heating source, these fireplaces are built to deliver exceptional performance in any setting.