![At NationalBoiler.co.uk, we make buying and installing a new boiler simple, affordable, and stress-free. ✅ What We Offer: ✔ Top-brand boilers (Worcester Bosch, Vaillant, Ideal & more) ✔ Expert installation by Gas Safe engineers ✔ Competitive pricing with 0% finance options ✔ 10-year warranties for peace of mind ✔ Nationwide coverage (excluding Ireland) ✅ Why We’re the Smart Choice: ✔ 10+ years of trusted service – We know boilers inside out ✔ No pushy sales – Just honest, expert advice ✔ Quick, clean installations – Minimal disruption to your home ✔ Aftercare support – We’re here long after installation 🔥 Upgrade your heating the smart way – with NationalBoiler.co.uk! 🔧 Our Boiler Services ✔ Boiler Repairs 24/7 emergency call-outs – No one should be left in the cold! Gas Safe certified engineers – Fully qualified & trustworthy Fixed-price diagnostics – No hidden fees All makes & models covered – From Worcester Bosch to Ideal ✔ Boiler Servicing Annual safety checks – Prevent breakdowns & save money Manufacturer warranty protection – Keep your guarantee valid Thorough 12-point inspection – We check everything! Energy efficiency advice – Lower your bills ✔ Landlord Certificates CP12 Gas Safety Checks – Legally compliant for rentals Fast certification – Same-day reports 💡 Why Choose Us for Repairs & Servicing? ✅ Same-day availability – We know emergencies can’t wait ✅ Transparent pricing – No nasty surprises ✅ First-time fix guarantee – We get it right the first time ✅ Trusted by homeowners & landlords – 1,000+ 5-star reviews "Called for an emergency repair – engineer arrived within 2 hours and fixed it straight away!" ⭐⭐⭐⭐⭐ – James R., London 📅 Book Your Service or Repair Today Keep your boiler in top condition with National Boiler’s expert care: [📞 Call for Emergency Repairs 07932 84 2006] [📅 Book a Service Online] [🏠 Landlord? Get Your CP12 Certificate] Gas Safe Registered | 10+ Years Experience | Nationwide Coverage Don’t wait for a breakdown – schedule your boiler service today! 🔧🔥](https://nationalboiler.co.uk/wp-content/uploads/2025/02/National_Boiler-Combi_Boiler-System_Boiler-Regular_Boiler-Back_Boiler-Free_delivery_in_UK-Boiler_Installation-Plumbing_Heating_Installation_Repair_Services.png?1759582251)
✨Worcester Greenstar Ri 27kW Regular Boiler
Model 7733600064 – Reliable Heating for Traditional Homes
🔥 Key Benefits:
| ✨ Key Feature | 🌟 Benefit | 🎯 Icon |
|---|---|---|
| 💪 27kW Power | Ideal for medium homes | 🔥 |
| 💰 90% Efficient | Reduces energy bills | 💷 |
| 🔄 Open Vent | Works with traditional systems | ⏳ |
| 🔇 Quiet | Discreet operation | 🤫 |
| 🛡️ 10-Yr Guarantee | Trusted protection | ✅ |
🌡️ Heating Performance:
• Compatible with tanks/cylinders
• Stable heat output for consistent warmth
• Self-cleaning heat exchanger
👨🔧 Heating Expert Says:
“The go-to regular boiler for older properties – delivers Worcester’s reliability for homes needing traditional system compatibility.”
🌟Customer Says:
“Perfect for our 1930s home!” ⭐⭐⭐⭐⭐
- The Wilson Family, York
🔧 Installation Notes:
✔ Requires cold water tank & cylinder
✔ Best for gravity-fed systems
✔ 2-year workmanship guarantee
💎Why Choose This?
✔ Keeps existing pipework (saves cost)
✔ Proven design for older homes
✔ Worcester’s 10-year warranty
💷 Exclusive Offers:
🎁 FREE 11-year warranty (when installed by us)
🎁 Price match guarantee
Technical details
Greenstar 27Ri
Part number: 7733600064
ErP Efficiency Rating⭐
ErP Data SheetErP Data Sheet
Fuel TypeGas (NG)🔥
Control Options ✅
EasyControl Compatible ✅
Solar Compatible✅
Central heating output (kW)27🔥
Dimensions (mm) height x width x depth600 x 390 x 270
Reviews
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