Flue Exhaust Piping Starter Pieces - Watts Aerco Modulex EXT Series Technical Application Manual

Modulex EXT Vent and Combustion Air Application Guide

1.4.3. Flue Exhaust Piping Starter Pieces

Table 1 lists the exhaust vent adaptors available for each Modulex EXT model. Instructions for
assembling the vent adaptors are in Chapter 3.
TABLE 1: EXT Vent Adaptors
BOILER MODELS
EXT
321, 450, 481
EXT
600 – 1123
EXT
1500, 1530, 1912
EXT
2295 – 3060
 While the MLX EXT 1500 – 3060 are approved for use with PVC venting, this option can be
extremely heavy and expensive. AERCO strongly recommends Polypropylene or Stainless Steel
venting for these models.
FOR EXT MODELS 1500 – 3060
TAG-0054_0F
GF-136–V
DIAMETER MATERIAL
Stainless Steel
4"
Polypropylene
PVC
Stainless Steel
6"
Polypropylene
PVC
Stainless
10" Polypropylene
PVC 
Stainless
Polypropylene
12"
PVC 
WORM-DRIVEN
HOSE CLAMP
Figure 3: Flue Piping Starter Pieces
AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913
Phone: 800-526-0288
KIT PART NUMBER
Contact vent manufacturer directly
P/N 39006-1 (for Duravent PolyPro.
For other brands, contact manufacturer
directly.
P/N 49051 (included)
Contact vent manufacturer directly
P/N 39006-2 (for Duravent PolyPro.
For other brands, contact manufacturer
directly.
P/N 49050 (included)
Contact vent manufacturer
Contact vent manufacturer
58115-1
Contact vent manufacturer
Contact vent manufacturer
58115-2
BOLTS
WASHERS
ADAPTER
CONNECTOR
ADAPTER
GASKET
FOR EXT MODELS 321 – 1123
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09/25/2017