with Yell

Optimum Air Conditioning

Commercial & Industrial Air Conditioning

8 Walston Close, Wenvoe, Cardiff, CF5 6AS Directions

   Open 24 Hours

Why Choose Us?

First Class Service
Proven Track Record
Reliable Service

Business overview

Reliable Air Conditioning & Refrigeration Engineers in South Wales

Optimum Air Conditioning are highly skilled installers of energy efficient air conditioning and refrigeration systems. We are accredited installers of Mitsubishi Electric & Daikin air conditioning systems and provide a comprehensive 5 Year Warranty on this equipment. We install the systems whilst knowing that all our engineers are F-Gas trained & registered and are kept fully up to date with latest regulations and installation processes.

When it comes to selecting the right air conditioning or refrigeration system for your unique needs, there is no such thing as the single right answer. Different situations require different products, which is why we are proud to offer a wide range of products from the leading manufacturers, each with their own unique features to suite your requirements.


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Products & Services

air conditioning repairs

air conditioning installation

air conditioning installers

air conditioning

air conditioning consultants

air conditioning engineers

air conditioning equipment

refrigeration repairs

refrigeration engineers


air conditioning compressors

air conditioning condensers

air conditioners

bottle cooler equipment

commercial freezers

commercial refrigeration

commercial refrigeration equipment

controlled climate equipment

refrigerated cold rooms

refrigeration chiller equipment

ventilation services

Heat Pumps



  • F Gas Certificate


Air Source Heat Pump repair/service

Its easy to buy an Air Source Heat Pump but something else trying to find someone to fix them.
This is where we were lucky enough to meet Neil who is definitely our heat pump service engineer forever.
Really efficient, knowledgeable and a nice guy too. Keeps you fully informed and turns up in double quick time. Don't bother looking anywhere else.
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Very impressed

Very impressed with the service,Neil came when he said he was going to,found the problem, (which turned out to be a new unit) and was all completed within 2weeks including a holiday in Spain. I would certainly recommend him. Thankyou
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