AQC QDuct Installation Instructions Manual Download Page 3

 

 

 
 

SITE CONDITION AND PREPERATION

 

 

The QDuct is intended for outdoor ducting. Lay cardboard or plywood on 
roof surface before staging or placing any QDuct product on roof surface 
to prevent possible damage to product. QDuct is not intended to be 
installed underground. For underground applications, please visit 

www.aqcind.com 

to learn more about The BlueDuct

® 

preinsulated 

underground system. 

 

IDENTIFYING QDUCT

® 

SECTIONS

 

 

To ease the installation, each QDuct system is shipped with a project specific drawing and list of 
material. The drawing is numbered for each part. Each QDuct part is numbered to match the drawing 
and the list of material. AQC recommends installing QDuct from the unit outward. 

 

 

 

DUCT SUPPORTS

 

 

 

 

AQC recommends that duct supports be used in 
compliance with SMACNA guidelines for “Phenolic Duct 
Construction Standards”, ANSI/SMACNA 022-  2015 as 
applicable for exterior ducting. 

 

Duct supports should be designed per engineer standards 
to conform to local codes and consider potential for snow 
load. 

 

Duct supports should be fully enclosed (bottom, left side, 
right side and top) around the external walls of the QDuct 
ensuring resistance to lift caused by wind force. 

 

Supports should never be secured to the QDuct system 
using screws, pins or other methods that would penetrate 
the external jacket of the Q Ductsystem. 

 

Duct support spacing shall be every 72 inches or one 
support per duct section. 

Summary of Contents for QDuct

Page 1: ...Installation Instructions...

Page 2: ...engineered duct system methods Use of non approved accessories and or material will void the warranty QDuct is fabricated using SMACNA guidelines for Phenolic Duct Construction Standards ANSI SMACNA...

Page 3: ...h the drawing and the list of material AQC recommends installing QDuct from the unit outward DUCT SUPPORTS AQC recommends that duct supports be used in compliance with SMACNA guidelines for Phenolic D...

Page 4: ...3 8 OUTER LAYER INTERNAL LAYER Step 2 The QDuct is designed for a 3 overlap of the interior and exterior layers for a male female style connection Press and hold the interlocking sections of duct tog...

Page 5: ...er Step 3 5 Smooth the external sealant with a finger or sealant tool pushing the sealant into the joint as it is being smoothed Step 4 Apply the AQC provided UL 181 tape over the tiger clips and exte...

Page 6: ...ting should be on the bottom or side of the duct If side it should overlap facing down to maximize water shedding There should be no overlapping seams on the top of the duct With a squeegee apply heav...

Page 7: ...e and ensure the duct is properly centered on the main trunk line Using a permanent marker trace around the OD of the branched duct on the main trunk line to create anoutline Use a circular saw to cut...

Page 8: ...without factory assistance If modifications are required contact your AQC representative Due to possible leakage and damage third party access panels and doors are prohibited If access is required aft...

Page 9: ...Duct to be connected and make sure sealant is visibly seeping out of the connection Apply additional sealant to fill any observed voids To secure the QDuct to the roof curb install a piece of hanger s...

Page 10: ...ips and UL181 tape over the seam Other connection hardware is available for higher static systems for these different styles refer to the indoor Pal Duct installationinstructions CONNECTING QDUCT TO I...

Page 11: ...product subjected to misuse accident or alteration This Limited Warranty does not extend to improper installation This Limited Warranty does not cover any loss caused by accidents or careless handling...

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