Vaillant ecoTEC Plus 625 25kW System Boiler

The Vaillant ecoTEC Plus 625 25kW System Boiler delivers efficient central heating for medium-sized homes with hot water cylinders, featuring IoniDETECT combustion technology** and 1:10 modulation range** for exceptional energy savings. This A-rated condensing system boiler offers smart home connectivity, hydrogen readiness, and intuitive controls for modern heating requirements.

Key Features

• IoniDETECT Technology: Intelligent gas monitoring achieves up to 1:10 modulation for precision efficiency.
• Smart Home Ready: myVAILLANT app connectivity via plug-and-play internet gateway.
• Hydrogen Compatible: Tested for safe operation with 20% hydrogen blend.
• Automatic LPG Conversion: Interface-based conversion in minutes, no extra parts needed.
• Semi-Touch Interface: Guided commissioning wizard simplifies installation and setup.
• Like-for-Like Dimensions: Identical footprint to previous models for easy replacement.

Technical Specifications

Why Buy

The ecoTEC Plus 625 combines advanced combustion control with smart connectivity and compact design, ideal for medium properties requiring reliable system boiler performance. Hydrogen readiness future-proofs installations while the wide modulation range minimises energy waste. Intuitive interface and familiar dimensions ensure quick professional installation.

Suitable For

• Medium homes (2-3 bedrooms) with cylinder hot water systems.
• Smart heating upgrades requiring app control and diagnostics.
• Like-for-like replacements needing minimal disruption and high efficiency.

Order now for Vaillant's premium ecoTEC Plus system 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