HVAC Accessories & Mounting Parts in Georgia

What are ventilation accessories?

Ventilation accessories are the elements that connect the main ventilation equipment to each other and ensure correct installation and operation of the system.

Their function can be:

• connecting elements to each other;
• fixing the duct;
• reducing vibration;
• improving air tightness;
• simplifying installation;
• adjusting the system;
• improving access for technical maintenance.

An accessory is therefore not a secondary detail - it performs a specific function within the whole ventilation system.

What types of accessory are used in a ventilation system?

The specific components depend on the type of system, but the following are often used: fixings, connecting elements, profiles, flange profiles, nuts and bolts, vibration isolation elements, mounting parts, materials required for sealing and various connecting components. Some of them are also presented in a separate category.

Why does correct selection of accessories matter?

An incorrectly selected auxiliary component can reduce the quality of the whole system, even though the main fan or unit has been chosen correctly.

The problem can appear as air leakage, vibration, excessive noise, weak fixing, complicated installation, duct deformation and difficult technical maintenance. Accessories therefore have to be selected according to the size, load and installation conditions of the specific system.

How to select ventilation accessories

1. What type of system are they used in?

First you need to know whether you have round ductwork, rectangular ductwork, an industrial system, commercial ventilation or a small domestic system. Different systems require different mounting elements.

2. What size components are needed?

An accessory has to match the element it connects to. The diameter, profile size, thickness, type of connection, fixing size and load all have to be considered.

3. What material is it made of?

The material affects strength, corrosion resistance, service life and compatibility with the environment. If the system is in a humid or special environment, this factor is particularly important.

4. What load will it carry?

A large duct and heavy equipment require a much stronger fixing system than a small domestic duct. An accessory should be selected according to the real mechanical load.

Why does air tightness matter?

In a ventilation system the airflow should move inside the duct and not be lost at the connection points. A poorly made connection can cause air leakage, a reduction in the required capacity, excessive energy loss, noise and a disturbance of the system balance. Correctly selected connecting and sealing elements therefore have a significant effect on the whole system.

What should be considered during installation?

During installation the correct size of components, firm fixing, air tightness of the connection, correct duct layout, control of vibration transmission and access for technical maintenance are all important. In a ventilation system poor installation can be just as problematic as incorrectly selected equipment.

What are the most common mistakes?

Using a randomly sized accessory

A part that looks similar in size is not always compatible.

Selecting by price only

Low quality auxiliary components can eventually affect the installation and proper operation of the system.

Not considering the load

A heavy duct system requires a fixing of appropriate strength.

Ignoring air tightness

Air leakage reduces the efficiency of the system.

Ignoring environmental conditions

Not all materials are equally durable in a humid or corrosive environment.

How to determine which accessories are needed

It helps to know in advance:

• what type of ventilation system you have;
• whether the ductwork is round or rectangular;
• what size the ducts are;
• which equipment has to be installed;
• what load the fixings will carry;
• what the working environment is;
• whether additional sealing is required;
• whether vibration isolation is required;
• what connection method is used.

Based on this information the required accessories can be selected more accurately.

Ventilation accessories at NB Group

NB Group supplies ventilation accessories in Georgia for various types of ventilation and HVAC system. The range includes different auxiliary components required for the installation and assembly of a system.

When selecting a product the size, material, compatibility, installation type, working environment and load can all be assessed. If several different components are required for a specific system, NB Group specialists can help select the corresponding accessories together. NB Group branches are located in Tbilisi and Batumi.