Vaillant ecoTEC Plus 826 26kW Combi Boiler

The Vaillant ecoTEC Plus 826 26kW Combi Boiler provides efficient heating and instant hot water for small to medium homes, featuring IoniDETECT combustion technology and 1:10 modulation range for superior energy efficiency. This A-rated condensing combi boiler offers smart home connectivity via myVAILLANT app, hydrogen readiness up to 20% blend, and intuitive semi-touch interface for easy installation and control.

Key Features

• IoniDETECT Technology: Intelligent gas combustion monitoring achieves 1:10 modulation for precision efficiency
• Smart Home Ready: myVAILLANT app connectivity with plug-and-play internet gateway
• Hydrogen Prepared: Compatible with up to 20% hydrogen gas mix for future-proofing
• Automatic LPG Conversion: Quick interface-based changeover, no additional parts required
• Semi-Touch Interface: Guided commissioning wizard simplifies first-time installation
• Like-for-Like Fit: Identical dimensions to previous models for easy replacements

Technical Specifications

Why Buy

The ecoTEC Plus 826 delivers precision heating with advanced IoniDETECT technology and wide modulation range, minimising energy waste while providing rapid hot water delivery. Smart connectivity enables remote control and diagnostics through the myVAILLANT app, and hydrogen readiness ensures compatibility with future UK energy networks. Compact design and familiar footprint make it ideal for like-for-like installations.

Suitable For

• Small to medium homes (1-2 bathrooms) requiring efficient combi boilers
• Smart home users wanting app-controlled heating systems
• Like-for-like replacements needing minimal installation disruption

Order now for Vaillant's advanced ecoTEC Plus combi boiler with IoniDETECT technology, smart features and extended warranty protection.

Please note: Delivery times may vary depending on location, with specific details outlined below.

Standard Delivery

UK Mainland 

• Delivery Time: 2–4 working days
• Free Delivery on most orders
• £4.95 for small items
• £69 for Solar Panels, Batteries and other specialized large items delivery

Express Delivery

UK Mainland

• Delivery Time: 1–3 working days
• Free Delivery
• £4.95 delivery for small items

Channel Islands

• Postcodes Covered: GY*, IM*, JE* 
• Minimum Order: £50
• Delivery Fee: £70

Northern Ireland, Offshore Territories & Scottish Islands 

• Postcodes Covered: BT*, HS*, KW, ZE
• Minimum Order: £50
• Delivery Fee: £35

Same Day Delivery 

• Eligible Postcodes:
  E*, EC*, N*, NW*, SE*, SW*, W*, WC*, HA*, UB*, EN*, IG*, RM*, KT*, SM*, CR*, BR*, DA*, TW*
• Minimum Order: £50
• Same Day Delivery Fee: £60
• Special Requests or Locations:
  For areas outside these postcodes or urgent quotes, please email orders@qualityheating.co.uk and we’ll do our best to accommodate.

Collections

Want to collect your order instead?You’re welcome to do so — just email us at orders@qualityheating.co.uk or message us via WhatsApp with your preferred collection time, and we’ll confirm the details.

Collection address: 284 Water Rd, Unit 9, London, HA0 1HX