When are SAP Calculations for Extensions Required?

SAP calculations are used to determine whether a new build or conversion meets the requirements set out in the Part L building requirements document. Sometimes SAP calculations are also needed for extensions. In this blog you will learn what conditions mean your extension would require a SAP calculation. So when are SAP calculations for extensions … Read more

What is an Energy Statement for Planning?

Hands holding pens pointing at a plan

When applying for planning permission, your local authority may ask for an Energy Statement, which details how your building plans to meet the required energy efficiency standards. In this blog, you will learn what an energy statement should contain and how it affects your planning.  So, what is an energy statement for planning? An Energy … Read more

Do I Need an EPC or SAP?

Calculator on blueprints

f you’re confused about energy compliance, and aren’t quite sure what your legal responsibilities are, RS Energy is here to help. In this article, we go over what SAP and EPC actually are, if you need them, and what is required for different types of projects.  So, do you need an EPC or SAP? SAP … Read more

How Do You Pass an Air Tightness Test?

When planning your build, you should be aware of potential air leakage. All buildings are required to have an air tightness test according to Part L of the building regulations, introduced in 2006. In this blog, you will learn how to ensure your building passes an air tightness test.  So, how do you pass an … Read more

What is SAP 10 (and What’s Changing)?

New detached house with double garage

The built environment accounts for approximately 40% of UK greenhouse gas emissions, of which 14% comes from residential homes, according to the Climate Change Committee. If we stand a chance of reaching net-zero by 2050, changes need to happen now. So, what is SAP 10, and what’s changing? Part L of the Building Regulations is … Read more

How Long are SAP & EPC Certificates Valid For?

house blueprint

If you’re looking to buy, sell, or rent out a property, you may have questions about SAP and EPC certificates, and how long they’re valid for. In this article, we discuss the validity of SAP, RdSAP, and EPC certificates, as well as a few other things you may need to know. So, how long are … Read more

What is the Difference Between SAP and RdSAP?

sap calculation blueprint

If you are looking to obtain an Energy Performance Certificate (EPC) for your dwelling, you may have come across a number of acronyms that make understanding energy assessments just short of a riddle. Both SAP and RdSAP calculations serve the same purpose, in this blog, we explain these two methods of obtaining an EPC, and … Read more

When are SAP Calculations Required?

conversion sap calculations

A SAP valuation determines the SAP rating (the energy-related running costs of a dwelling) and provides an Energy Performance Certificate (EPC). But when exactly do you need the SAP calculation, given that a SAP rating is required by law as part of the Building Regulations Act? So, when are SAP calculations required? SAP calculations are … Read more

How Do You Pass a SAP Assessment?

New build house

If you’re building a new home, extension, or are converting a dwelling, you might have to think about SAP assessments during the planning phase. SAP assessments determine the energy efficiency of the dwelling and are used to inform the building’s eventual EPC rating. But do you know how to pass a SAP assessment, and what … Read more