Wall-Lag (Wales) Ltd is a family owned business specialising in renewable energies including Solar PV, Air Source Pump Heating as well as Air Conditioning units and Commercial Heating and Plumbing solutions. Our team, based in Mold, are experienced in the installation of small, medium and large-scale projects from design through to installation and maintenance. Working with leading manufacturers, our team can advise on the most eco-efficient boilers, heating and plumbing systems to support you. We are entirely independent which means we are not tied to using specific manufacturers or products, so we can design and source the best possible setup for every individual project's needs and requirements. Our project managers, joiners, electricians and building fabric engineers ensure a professional end-to-end solution at all times. Each project is allocated a dedicated designer, project manager and customer service team member, ensuring you are kept informed along every step of the way. We offer a comprehensive range of residential, commercial and industrial eco-efficient solutions throughout the UK.
We offer a comprehensive range of air conditioning and air purification solutions for residential, commercial and industrial properties.
Our team can advise on the most eco-efficient loft insulation solutions to reduce energy consumption and carbon footprint.
We install air source heat pumps that can reduce heating costs by at least 60% and cut CO² emissions by up to 50%. Renewable Heat Incentive Available.
By installing an electricity-generating renewable technology, such as Solar PV, you could reduce your carbon footprint and save money on your energy bills.
We offer boiler installations that are designed to be eco-efficient and reduce energy consumption.
- Gas Safe Registered
Our team is Gas Safe registered, ensuring your safety and peace of mind.
- OFTEC Registered
We are OFTEC registered, demonstrating our commitment to quality and safety in oil-fired heating installations.
- Top-Rated HVAC Brands
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- Experienced HVAC Specialists
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- Excellent Customer Service
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- Financial Conduct Authority
We are an Appointed Representative and provide a pure client Introduction through Improveasy Ltd., a company registered in England and Wales.
“Really happy with the brilliant job Jimmy and Steve have done, thank you both. Two great guys really polite, friendly and they know what they're doing, the job looks fantastic.”
“Really lovely man very nice and polite made sure the job was done to high standards.”
“Just had windows and doors draught proofed...Wall Lag did a great job, left everything tidy, friendly installer. Brilliant!”
“Thanks to Craig, Huw, Patrick and Harry. A great job, professionally carried out, with courteous and friendly guys. Nothing was too much trouble.”
