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Duct Installation & ModificationNew ductwork, extensions, rerouting and modifications for office fit-outs, renovations and commercial projects.Duct Repair, Leakage & RectificationWe inspect and rectify duct leakage, damaged sections, insulation issues and other problems affecting existing ductwork.Reinstatement & RelocationRelocate, reroute or reinstate existing ductwork when tenants move, layouts change or spaces are reconfigured.Duct FabricationDuct sections and fittings fabricated according to project drawings and installation requirements.
Testing, Adjusting & Balancing (TAB)We measure airflow, make the required adjustments and balance the system against project requirements before handover. Results can be documented where required for project review or handover.Kitchen Exhaust DuctworkKitchen exhaust ductwork for new installations, modifications and repairs in F&B and commercial kitchen environments.Fire-Rated & Smoke-Control DuctworkInstallation and project works for fire-rated and smoke-control ductwork according to the required project design and specifications.
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Services / Duct Repair, Leakage & Rectification
Duct repair · leakage · rectification

Duct Repair, Leakage & Rectification in Singapore

Problems with existing ductwork can affect airflow, cooling performance and the condition of the surrounding ceiling or services.
Ventix inspects and rectifies duct leakage, damaged sections, insulation issues and other ductwork problems in commercial buildings across Singapore.
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Existing Buildings · Commercial Spaces · Fit-Outs · FM Support
Insulated duct branch connection on existing ductwork
The basics

What Is Duct Repair & Rectification?

Duct repair involves identifying and fixing problems in existing ductwork, such as leakage, damaged sections, failed joints or insulation issues.

Duct rectification goes a step further by correcting ductwork that is damaged, poorly connected, incorrectly routed or no longer performing as required.

Depending on the condition, the work may involve sealing, repairing, replacing or modifying affected duct sections.

The goal is not just to cover the problem. It is to identify what is wrong and rectify the affected section properly.

Common problems

When Should Ductwork Be Inspected?

Air Leakage

Escaping air around joints, connections or damaged duct sections can reduce the amount of conditioned air reaching the intended space.

Damaged Duct Sections

Dents, openings, loose connections or physical damage may affect duct integrity and airflow.

Insulation Problems

Damaged, deteriorated or poorly installed insulation can affect ductwork performance and may require repair or replacement.

Uneven or Poor Airflow

Rooms that receive noticeably different airflow may require inspection of the duct route, connections or balancing condition.
Airflow problems can have different causes. A site assessment helps determine whether the issue is related to the ductwork, airflow balancing or another part of the ACMV system.
Service scope

Duct Repair & Rectification Services

The required repair depends on the existing duct condition, location and cause of the problem.

Duct Leakage Rectification

Inspect and rectify leakage around duct joints, connections and affected sections where accessible.

Damaged Duct Repair

Repair or replace damaged duct sections depending on the extent and condition of the existing system.

Duct Insulation Repair

Repair or replace affected insulation where damage or deterioration is identified.

Joint & Connection Rectification

Rectify loose, damaged or poorly connected duct joints and fittings where required.

Duct Replacement

Replace sections of existing ductwork when repair is no longer the appropriate solution, with replacement sections from duct fabrication.

Existing Duct Modification

Reroute or modify affected duct sections where the existing route or installation condition needs correction. See duct installation & modification.
Discuss Your Ductwork Problem
How we work

Our Duct Repair & Rectification Process

Site Inspection

We inspect the existing ductwork, affected area and visible site conditions.

Identify the Issue

We review the likely source of leakage, damage, insulation failure or other ductwork defects.

Define the Repair Scope

We identify what should be sealed, repaired, replaced or modified and prepare the required scope.

Repair & Rectification

Our team carries out the agreed repair or rectification works and coordinates access around the site requirements.

Check & Handover

The completed area is reviewed and, where required, airflow testing can be carried out after the works.
Why Ventix

Ductwork-First Repair & Rectification

Existing-System Experience

Ventix works on existing ductwork that needs repair, rerouting, rectification or replacement, not only new installations.

Find the Cause Before Repair

We review the site condition and affected ductwork before defining the repair scope.

Repair Where Practical

The recommended scope is based on the actual condition of the ductwork rather than automatically replacing more than necessary.

Clear Records

Site photographs, work scope and relevant project records can be provided where required.
Common questions

Duct Repair, Leakage & Rectification FAQs

Duct leakage can occur around joints, fittings, damaged sections or poorly sealed connections. The exact cause should be confirmed through site inspection before the repair scope is decided.

In many cases, only the affected section or connection needs repair or rectification. Replacement may be recommended where the existing ductwork is badly damaged or repair is not practical.

Possible signs include reduced airflow, uneven cooling or visible damage around duct joints and connections. These symptoms can also have other causes, so an inspection is recommended before assuming the problem is duct leakage.

Yes, affected duct insulation may be repaired or replaced depending on the condition and extent of the damage.

Yes, subject to site conditions, access requirements, building rules and the agreed work schedule. The required method should be confirmed after a site assessment.

Testing, Adjusting & Balancing can be carried out where required to measure airflow and make adjustments after the repair or rectification works.

Have a ductwork problem?

Let Us Inspect the Issue First

Not sure whether the ductwork needs sealing, repair, replacement or modification? Send us site photos, drawings or details of the problem. Our team can review the condition and advise whether a site survey is required.
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