Regency E33-NG1 Leaflet

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M

J

K

N

E33 Gas Insert

Fuel Type

Natural Gas

Propane

Minimum Supply Pressure

5” W.C. (1.25 kPa)

12” W.C. (2.99 kPa)

Manifold Pressure - High

3.8” W.C. (0.95 kPa)

11” W.C. (2.74 kPa)

Manifold Pressure - Low

1.1” W.C. (0.27 kPa)

2.9” W.C. (0.72 kPa)

Orifi ce Size -Altitude 0-4500 ft.

#31 DMS

#50 DMS

Minimum Input 
Altitude 0-4500 ft. (0-1372m)

20,000 BTU/h  

(5.86 kW)

19,000 BTU/h

(5.57 kW)

Maximum Input
Altitude 0-4500 ft. (0-1372m)

38,000 BTU/h

(11.14 kW)

35,500 BTU/h

(10.40 kW)

3” Co-linear

3” Co-linear

Minimum Fireplace Dimensions

The minimum fi replace dimensions for the FPI gas fi replace insert are 
shown in the following diagrams:

J

Height

24-3/16” (614mm)

K

Width

32-1/4” (819mm)

L

Depth

17” (432mm)

M

Max. Lintel Bar Depth  

8” (203mm)

N

Rear Width

25” (635mm)

A

C

B

H

D

G

F

E

30°

A

Faceplate Width

45-9/16” (1157mm)

B

Faceplate Height

31-1/8” (791mm)

C

Unit Width

32-1/4” (819mm)

D

Unit Height

23-13/16” (605mm)

E

Unit Depth

16-3/4” (426mm)

F

Faceplate to Vent Centerline

11-1/4” (286mm)

G

Faceplate Depth

1-3/8” (35mm)

H

Height to Vent Collar

23” (583mm)

I

Optional or Standard Front Depth

N/A

Gas Inserts

Gas Inser

ts