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Expert Retrofit Solutions

Welcome to Partel’s Retrofit Solutions Hub—your destination for cutting-edge products designed to elevate energy efficiency in building projects. Explore our comprehensive range of vapour control membranes, breather membranes, thermal bridging solutions, and sealing tapes, each engineered to meet the highest standards of performance and sustainability.

Whether you’re an architect, contractor, engineer, or construction professional, Partel’s innovative solutions are crafted to enhance the durability, comfort, and energy efficiency of your retrofit projects.

Discover the power of superior materials and take your next project to new heights with Partel.

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How Partel's High Performance Building Solutions Have Benefited Retrofit Projects

It is no secret that retrofitting an existing structure to a high standard is more challenging than building a new one. In part, retrofitting is challenging because of the diversity…
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It is no secret that retrofitting an existing structure to a high standard is more challenging than building a new one. In part, retrofitting is challenging because of the diversity…
Find out more

The Barna passive house project used Partel’s IZOPERM PLUS phA certified airtight product system – vapour control membrane together with the CONEXO MULTISEAL.

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The Barna passive house project used Partel’s IZOPERM PLUS phA certified airtight product system – vapour control membrane together with the CONEXO MULTISEAL.

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This project aims to achieve very high energy efficiency and is employing complex construction methods to achieve this, such as building fabric upgrades, new

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This project aims to achieve very high energy efficiency and is employing complex construction methods to achieve this, such as building fabric upgrades, new

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Related Industry Blogs

Vapour Control Membranes

Smart Vapour Control Layer:

VARA PLUS

VARA PLUS is a smart humidity variable airtight vapour control layer with an optimum permeability range. Advanced Hygrovariable Technology allows incredible summer drying conditions, but can equally protect the construction in winter. This smart vapour control layer designed for internal use on the warm side of insulation.
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Fluid Applied Membrane:

VARA FLUID Spray

Partel VARA FLUID brings Partel’s expertise to create the most effective air barrier system. It’s a breathable liquid membrane engineered to provide superior airtightness for long-term performance of the building envelope. Advanced Hygrovariable Technology allows incredible summer drying conditions & equally protect the construction in winter.
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Fluid Applied Membrane:

VARA FLUID Brush

VARA FLUID Brush is a water-based air & vapour control layer (AVCL) that can be brushed, providing a continuous airtightness over cracks and gaps in both new build and retrofit projects. Advanced Hygrovariable Technology allows incredible summer drying conditions, but can equally protect the construction in winter.
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Vapour Control Layer:

IZOPERM PLUS

This high-specification air and vapour control membrane, which boasts an Sd value of 5, acts as a proven, reliable internal airtight barrier and vapour check. Designed for compatibility with all conventional building systems, IZOPERM PLUS is Passive House Institute-certified as ‘phA advanced Component’ with an air permeability value of 0.01 m3/(m2h).
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Vapour Control Layer:

ECHOFOIL IZO

A highly reflective air and vapour control layer (VCL) with one of the lowest emissivity values on the market and a cavity R-Value of 0.78 m2K/W. ECHOFOIL IZO significantly reduces heat loss and improves thermal performance by reflecting up to 97% of a building's interior heat loss.
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Breather Membranes

Breather Membrane:

EXOPERM MONO DURO 200

This energy-efficient, diffusion permeable monolithic breather membrane has a Reaction to Fire classification of B-s1,d0, and provides superior vapour permeability and waterproofing performance, with an Sd value of 0.13m and Class W1 resistance to water penetration.
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Breather Membrane:

ECHOFOIL EXO

This highly reflective breather membrane improves thermal comfort and enhances airtightness in any type of building. With one of the market’s lowest emissivity values (<0.04) and a cavity R-Value of 0.78 m2K/W, this system can be utilised to optimise a project’s achievable U-value.
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Thermal Breaks

Hi-Performance Structural Insulation:

ALMA VERT 115 kg/m³

Recycled Panel for Hi-Performance Structural Insulation. Being a modular product, our ecological solution for reducing thermal bridges offers design flexibility for any type of low-energy project. Made of up to 100% PET recycled material.
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Hi-Performance Structural Insulation:

ALMA VERT 200 kg/m³

Recycled Panel for Hi-Performance Structural Insulation. Being a modular product, our ecological solution for reducing thermal bridges offers design flexibility for any type of low-energy project. Made of up to 100% PET recycled material.
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Hi-Performance Structural Insulation:

ALMA VERT 350 kg/m³

ALMA VERT is a structural thermal break for high-performance insulation. Being a modular product, our ecological solution for reducing thermal bridges offers design flexibility for any type of low-energy project. Made of up to 100% PET recycled material.
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Sealing Tapes and Adhesives

Sealing Tape:

CONEXO MULTISEAL

This phA certified airtight and windtight tape is completely versatile and adaptable to both commercial and residential projects. The acrylic solvent free adhesive can withstand a damp climate and therefore achieves a secure and permanent seal in climate zones with high rainfall and humidity.
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Sealing tape:

VARA™ Seal

Partel VARA™ SEAL is a high-performance tape with a humidity variable Sd value and an extremely strong, moisture resistant acrylic adhesive for excellent adhesion. It is suitable for internal and external applications - especially for sealing of overlaps, windows, doors and corners in any type of buildings.
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VARA™ Seal SL TAPE

Smart Airtight and Windtight Sealing Tape:

Partel VARA™ Seal SL tape is a high-performance tape with a humidity variable Sd value and an extremely strong, moisture resistant acrylic adhesive for excellent adhesion. It is suitable for internal and external applications - especially for sealing of overlaps, windows, doors and corners in any type of buildings.
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Technical Support

At your project’s earliest stage, our technical team is available to help with the design process to ensure the selected solution meets your every need. Our specialists are at your service to help with product specification guidance and U-Value calculations. They will also carry out WUFI condensation risk analysis, adding value to individual projects whilst supplying the professional experience and expertise to fulfil your target-specific requirements.

Give our team of specialist experts a call today on (091) 428 7145 to discuss your next project

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