Glow-Worm Energy7 25R Regular Boiler

The Glow-Worm Energy7 25R Regular Boiler (10035907) delivers powerful 25 kW heating for homes with traditional open vent systems and high hot water demands. This lightweight, compact A-rated model features flexible rear or top flue options and fits standard kitchen cupboards, with modern LCD display and 7-year warranty for reliable performance.

Key Features

• 25 kW output suitable for homes with high hot water requirements
• Compact design fits 280mm deep kitchen cupboards
• Flexible rear or top flue installation options
• Lightweight at 24 kg with industry standard DIN layout for easy swaps
• Aluminium heat exchanger with large waterways for retrofit compatibility
• Bright LCD display provides clear boiler status and simple controls
• Modern timeless case design with quiet operation
• UK-wide spare parts availability for reliable servicing

Technical Specifications

• Model

Why Buy

The Glow-Worm Energy7 25R combines high output capability with installation flexibility through dual flue options and lightweight construction. The aluminium heat exchanger with large waterways ensures excellent retrofit performance while the clear LCD interface simplifies operation and diagnostics for both installers and homeowners.

Suitable For

• Homes with traditional open vent systems and high hot water demand
• Retrofit replacements requiring standard DIN layout compatibility
• Kitchen cupboard installations needing flue flexibility

Order now for the Glow-Worm Energy7 25R Regular Boiler - powerful, flexible heating with 7-year 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