Viessmann Vitodens 100 W Open Vent
Regular Gas Boiler - 29kW
Key Specifications
Pricing
Boiler Price
£1,000
Installation Cost
£1,900
Sundries (Filter, Flue, etc.)
£300
Total Cost Estimate
£3200
Prices include VAT. Installation costs may vary based on complexity.
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Technical Specifications
Technical Specifications
Performance & Compatibility
Key Features
Manufacturer Warranty
10 years parts and labor warranty for peace of mind.
High Efficiency Design
Energy-efficient design with 94% efficiency rating.
Space-Saving Design
Compact dimensions make it ideal for modern homes where space is at a premium.
Cost-Effective Operation
Energy-efficient performance helps reduce heating bills compared to older models.
Efficiency & Running Costs
This Viessmann boiler has an impressive efficiency rating of 94%, earning it an A energy efficiency rating.
Modern condensing boilers like this one typically convert over 90% of fuel into heat, compared to older non-condensing boilers which may operate at only 60-70% efficiency.
Estimated Annual Running Costs
Based on average household usage in a medium-sized home with standard insulation
Note: Actual costs will vary based on your home's insulation, energy usage patterns, and current gas/electricity prices.
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Customer Reviews
Sarah Thompson
Installed: March 2023
"This boiler has been fantastic. Our home heats up so much quicker than with our old boiler, and we've noticed our gas bills have gone down too. Installation was smooth and the smart controls make it really easy to manage."
David Reynolds
Installed: January 2023
"Very happy with this boiler. It's efficient and quiet. The only minor issue was that the installation took a bit longer than expected, but the performance has been great. Definitely recommended."