Approved Polypropylene Manufacturers; Vent Term Ination - ECR International COMBI 115 Installation, Operation And Maintenance Manual

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W ARN I N G
Manufact urer recom m ends t his condensing boiler be
vent ed wit h approved polypropylene vent ing m at erial.
Use only m at erials list ed below for vent pipe, int ake
air pipe, and fittings. Failure to comply could result in
deat h or serious inj ury.
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W ARN I N G
• Covering non-metallic vent pipe and fittings with
t herm al insulat ion shall be prohibit ed.
• Use of cellular core PVC for venting flue gas could
result in deat h, or serious inj ury.
• Coaxial vent ing shall be fast ened wit h screws. Dual
flue venting is NOT fastened with screws.
!
W ARN I N G
Do not use cellular core pipe. Only specified sized
pipes are t o be used. When using vent ing m at erial
ot her t han boiler m anufact urer's vent ing, not e t he
correct inst allat ion procedure. Failure t o follow t hese
inst ruct ions could result in deat h, or serious inj ury.
5 - COM BU STI ON AI R AN D V EN T PI PI N G
5 .4 Approved Polypropylene M a nufa ct urers
* Nat alini
* DuraVent ®
* Cent rot herm
* Z- Flex ®
Not e: Maxim um equivalent lengt h m ay vary bet ween
m anufact urers.
5 .5 Vent Term ina t ion
• Terminate combustion air and vent pipes with fittings or
coaxial vent kit . Refer t o vent ing illust rat ions for det ails.
• Separat e vent t erm inal from air inlet t erm inal t o prevent
flue gas recirculation. If T-Terminal is used on flue pipe
at sidewall, air inlet t erm inal shall be at least 36" or m ore
away from vent t erm inal.
• Locat e com bust ion air t erm inat ion as far as possible from
swim m ing pool, swim m ing pool pum p house, and ot her
sources of airborne chlorine.
• Locat e com bust ion air and vent t erm inals as required by
aut horit y having j urisdict ion.
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240013687 REV A [ 09/ 01/ 2022]