Zehnder | SKU: 659000300

Zehnder SAI Switch

Name: Zehnder SAI Switch
Brand: Zehnder
SKU: 659000300
Price: 85.00 GBP
Availability: InStock

£85.00

Tax included Shipping calculated at checkout.

Features:

3 separate ventilation flow rate options to select in 1 controller

Visual feedback about the selected ventilation flow rate option

Service and Maintenance alert, e.g. when a filter replacement is due

Zehnder SAI Switch is backordered and will ship as soon as it is back in stock.

Pickup available at HRD Warehouse

Usually ready in 24 hours

Delivery and Shipping

UK & Ireland* - Free

Channel Islands - POA - Contact office

Scottish Highlands - POA - Contact office

Europe - POA - Contact office

Rest of the World - POA - Contact office

Larger pallet based orders will incur charges please contact the office

*Postcode restrictions may apply

Zehnder SAI Switch

Zehnder

Benefits

3 separate ventilation flow rate options to select in 1 controller
Visual feedback about the selected ventilation flow rate option
Service and Maintenance alert, e.g. when a filter replacement is due

Payment & Security

Payment methods

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Heat Recovery Direct - Trusted Supplier of MVHR Systems & Airtightness Solutions Across the UK & Ireland

About Us

Based in County Fermanagh, we are a certified supplier and installer of high-performance MVHR (Mechanical Ventilation with Heat Recovery) systems, airtightness membranes, and airtight tapes for energy-efficient homes and buildings throughout the UK and Ireland.

With over 15 years of industry experience, we support self-builders, architects, contractors, and retrofit specialists with expert design, supply, and commissioning of heat recovery and airtightness systems. Whether you're working on a new build, deep retrofit, or passive house project, we help you achieve optimal energy performance, comfort, and compliance.

We Are

✔️ PassiveHaus Certified Installers
✔️ Elmhurst Energy Assessor Approved
✔️ NSEAI-Accredited Airtightness Specialists
✔️ Trusted by clients across Fermanagh, Belfast, Dublin, London, Manchester, and beyond

Our solutions are fully compliant with

📜 UK Building Regulations Part L
(Conservation of Fuel and Power)

📜 UK Part F (Ventilation)

📜 Irish Building Regulations Part L
(Conservation of Energy)

📜 Irish Technical Guidance Document F(Ventilation)

We design and deliver complete MVHR kits and airtightness packages, backed by responsive customer support and nationwide delivery across the UK and Ireland.