Specialist Services

Ventilation Works

MVHR & PIV Systems

Extract Fan Upgrades

Ducting & Airflow Solutions

Scope of Service

Mechanical and Passive Ventilation Systems

Proper ventilation is the first line of defense against damp and mould. We design and install smart ventilation systems—from simple extractor fans to complex MVHR (Mechanical Ventilation with Heat Recovery) units—ensuring fresh air circulation without compromising energy efficiency.

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Methodology

Our

Service

Process

A systematic, stage approach ensuring

precision, safety and excellence at every milestone

of delivery.

Airflow Analysis

Calculating required air change rates based on room volume and occupancy.

Airflow Analysis

Calculating required air change rates based on room volume and occupancy.

System Design

Selecting the right technology (PIV, dMEV, or MVHR) for the specific property.

System Design

Selecting the right technology (PIV, dMEV, or MVHR) for the specific property.

Core Drilling & Install

Professional installation of ducting and units with integrated sensors.

Core Drilling & Install

Professional installation of ducting and units with integrated sensors.

Commissioning

Testing flow rates to ensure compliance with Part F of Building Regulations.

Commissioning

Testing flow rates to ensure compliance with Part F of Building Regulations.

Key

Advantages

Why Razanta is the preferred choice for

specialist multi-trade delivery across the UK.

Health Focused

Eradicating spores to improve indoor air quality (IAQ).

Proven track record delivering complex works in homes with families in residence.

Moisture Regulation

Automatically reacts to humidity levels to prevent mould growth

Tight trade sequencing ensures properties are completed on schedule.

Energy Savings

Heat recovery systems reduce the cost of heating incoming fresh air.

Multi-point quality inspections at every stage of the refurbishment process.

Trusted Standards

Accreditations & Safety

Ready to discuss your

Next Ventilation Works Project?

We’re here to assist you with any questions or enquiries you may have.

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The trusted delivery partner for Tier 1 contractors and social housing providers. Ensuring safety, compliance and quality in occupied properties.

Company

Services

External / Internal Refurbishment

Fabric & Structural Works

Windows Repairs / Replacement