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The Effect of High-Performance Glazing on EPC Assessments

Energy Performance Certificates (EPCs) assess a property’s energy efficiency, ranging from A (most efficient) to G (least efficient). One of the most impactful elements influencing EPC scores is glazing performance. Upgrading to high-performance windows and doors can significantly improve energy efficiency, reduce heat loss, and enhance

EPC Pitfalls in Properties with Multiple Extensions or Additions

Energy Performance Certificates (EPCs) assess a property’s energy efficiency, providing a rating from A (most efficient) to G (least efficient). Properties with multiple extensions or additions can pose unique challenges during EPC assessments, often resulting in lower-than-expected ratings if not carefully evaluated. Why Multiple Extensions Impact

The Role of Building Orientation in Maximizing EPC Scores

Energy Performance Certificates (EPCs) evaluate a property’s energy efficiency, with ratings ranging from A (most efficient) to G (least efficient). One often-overlooked factor influencing EPC scores is building orientation—the direction a property faces and how it captures natural light and heat. Proper orientation can enhance solar

How Thermal Mass in Walls and Floors Influences EPC Scores?

Energy Performance Certificates (EPCs) measure a property’s energy efficiency, taking into account insulation, heating systems, and the building’s thermal properties. One often-overlooked factor is thermal mass—the ability of walls and floors to absorb, store, and release heat. Properly utilized, thermal mass can stabilize indoor temperatures, reduce

EPC Strategies for Minimizing Heat Loss in Older Homes

Older homes often face challenges in maintaining energy efficiency due to outdated insulation, draughty windows, and inefficient heating systems. These factors can significantly impact Energy Performance Certificate (EPC) ratings, making it essential for homeowners to adopt strategies that minimize heat loss while improving energy efficiency. Common

EPC Assessment Challenges in Buildings with Mixed-Fuel Heating

Energy Performance Certificates (EPCs) evaluate a property’s energy efficiency, ranging from A (most efficient) to G (least efficient). While single-fuel heating systems are relatively straightforward to assess, properties with mixed-fuel heating systems—such as a combination of gas, electric, and renewable energy sources—pose unique challenges for EPC

How EPC Ratings Are Affected by Complex Roof Structures?

Energy Performance Certificates (EPCs) are designed to measure the energy efficiency of a property, ranging from A (most efficient) to G (least efficient). While insulation, heating systems, and windows are commonly highlighted factors, the structure and complexity of a property’s roof can also significantly influence EPC

EPC Insights: How Lighting Efficiency Influences Energy Performance

Lighting may seem like a minor component in a building’s energy usage, but it can have a significant impact on Energy Performance Certificate (EPC) ratings. With advances in lighting technology, energy-efficient lighting is now a key factor in improving a property’s overall energy efficiency score. The

How External Shading from Trees or Surrounding Buildings Affects EPCs?

External shading—from trees, neighbouring buildings, or other obstructions—can have a significant impact on a property’s Energy Performance Certificate (EPC) rating. While often overlooked, shading affects solar gain, heating efficiency, and daylight availability, all of which are considered during EPC assessments. Understanding the Impact of External Shading

Why Insulation Type Matters: Mineral Wool vs Spray Foam for EPC Ratings?

Insulation plays a crucial role in a building’s energy efficiency and directly affects Energy Performance Certificate (EPC) ratings. Choosing the right insulation material can mean the difference between a high EPC score and a low one. Two popular insulation options—mineral wool and spray foam—have distinct characteristics