Complete technical details and performance specifications for the Ideal Classic Slimline FF 340
A J Wells and Sons
A O Smith
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The Ideal Classic Slimline FF 340 delivers exceptional performance with a 79.2% efficiency rating, making it one of the most energy-efficient heating solutions available.
This Conventional boiler provides 11.7 - 11.7 (KW) of reliable heating power using Gas fuel for optimal performance.
Potential annual savings of £50-£200 compared to older, less efficient boilers, while reducing your carbon footprint.
Discover why the Ideal Classic Slimline FF 340 is the perfect heating solution for your home
79.2% efficiency rating delivers maximum energy savings and optimal performance
Save £50-£200 annually on energy bills compared to older, less efficient boilers
Trusted Ideal engineering with comprehensive warranty coverage
Built to last with modern condensing technology and premium components
Discover other high-efficiency boilers that might be perfect for your home
Advanced tools designed specifically for the Ideal Classic Slimline FF 340 to help you make informed decisions
Calculate specific savings with the Ideal Classic Slimline FF 340, including CO₂ reduction and payback period analysis.
Compare the Ideal Classic Slimline FF 340 against other boiler models with detailed specifications and performance metrics.
Check if you qualify for a free Ideal Classic Slimline FF 340 replacement through the government ECO4 scheme.
The Ideal Classic Slimline FF 340 with its 79.2% efficiency rating is available at no cost through the government ECO4 scheme. Professional installation included with potential savings of £50-£200 annually.
✓ Government Approved ECO4 ✓ Ideal Authorized ✓ 79.2% Efficiency Rated ✓ Professional Installation
