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Energy Specifics Academy is here to offer something different. We are a fully accredited Training Provider with the NOCN and ABBE and are a Certified CPD Organisation.
What is Retrofit?
Retrofit refers to the process of improving existing
buildings by upgrading their energy efficiency, comfort, and sustainability,
often in line with modern standards or regulatory requirements. This process typically
involves making modifications to a building's fabric, heating, ventilation, and
other systems to reduce energy consumption and lower carbon emissions.
Key Aspects of Retrofit include several critical
areas. Energy efficiency is a primary focus, emphasising the reduction
of heat loss through insulation of walls, floors, and roofs. Upgrading windows
with double or triple glazing and enhancing airtightness are common measures.
Other initiatives often include draught-proofing and installing energy-efficient
lighting and appliances.
Heating systems are also a significant consideration
in retrofitting efforts. This may involve the replacement or upgrading of
traditional heating systems with more energy-efficient solutions, such as heat
pumps, solar panels, or advanced gas boilers. Additionally, smart thermostats
and heating controls are integral to retrofit initiatives, helping to optimise
energy use.
The sustainability aspect of retrofit projects aims
to reduce carbon footprints by cutting energy consumption, aligning with the
UK's broader net-zero carbon targets. This includes using sustainable materials
and renewable energy sources throughout the retrofitting process.
The UK government supports various retrofit schemes
to encourage energy-efficient upgrades, such as the Energy Company Obligation
(ECO) and local authority initiatives. The PAS 2035 standard governs how energy
retrofits should be conducted, ensuring quality and effectiveness in the
execution of these upgrades.
There are different types of retrofit approaches. A
whole-house retrofit represents a comprehensive strategy where a home is fully
upgraded to meet high energy performance standards. In contrast, a partial
retrofit targets specific areas, such as insulation, windows, or heating
systems, without requiring a complete overhaul.
Why Retrofit is Important in the UK revolves around
several factors. One significant consideration is the commitment to carbon
reduction targets, as the UK aims to achieve net-zero carbon emissions by 2050.
Retrofitting buildings is crucial for this goal since much of the country’s
housing stock is old and energy inefficient. Moreover, energy-efficient homes
lead to cost savings by reducing energy bills, making housing more affordable
for residents. Additionally, retrofit measures can enhance climate resilience,
helping buildings withstand the impacts of extreme weather associated with
climate change.
Retrofit is a vital component of the UK's strategy to
improve building performance, reduce environmental impact, and meet its carbon
reduction goals.
What is PAS?
In the UK, PAS (Publicly Available Specification) refers to
a set of industry standards designed to improve the quality and consistency of
services or products within specific sectors. In the context of energy
efficiency and building retrofits, PAS 2035 and PAS 2030 are two critical
standards that provide a structured framework for retrofitting homes to meet
higher energy performance levels. These standards were introduced as part of
the UK government’s broader plan to reduce carbon emissions from buildings,
contributing to the country’s legally binding commitment to reach net-zero
emissions by 2050.
PAS 2035 focuses on the entire retrofit process, ensuring
that improvements are carried out holistically and sustainably. It introduces a
"whole-house approach" to energy retrofits, meaning that a building
is assessed comprehensively to address not only its energy efficiency but also
factors such as ventilation, moisture, and thermal comfort. PAS 2035 sets out
the roles and responsibilities of key professionals, such as the Retrofit
Coordinator, who manages the retrofit process to ensure compliance with the
standard and maintains quality assurance. By considering the unique needs of
each building and its occupants, PAS 2035 helps prevent issues like dampness or
poor indoor air quality that can arise from poorly executed retrofit projects.
PAS 2030, on the other hand, is focused specifically on the
installation process of energy efficiency measures. It ensures that the
contractors or installers carrying out retrofit work are properly trained and
accredited. Under this specification, all installation processes—from
insulation and window upgrades to renewable energy system installations—must
follow best practices to ensure safety, efficiency, and durability. PAS 2030 is
a key requirement for projects funded through government-backed initiatives
like the Energy Company Obligation (ECO), meaning that only certified
installers following PAS 2030 standards can participate in such schemes.
Together, PAS 2035 and PAS 2030 form a comprehensive framework that aims to improve the long-term performance of retrofitted buildings in the UK, making homes more energy-efficient and sustainable. These standards help ensure that the nation’s existing housing stock can be upgraded to reduce energy consumption and contribute to climate goals, while also improving the living conditions of occupants. Their implementation is a critical part of the UK's broader strategy to decarbonize the housing sector and tackle fuel poverty.
Training Options
Flexible Training Options with
Expert Guidance
Flexible Learning
We can offer full remote learning, blended, tutor-led and in-person training, depending on the course.
Career Companion
We want to be with you for the long-term whilst your career develops, so we will be offering an increasing number of construction-related courses in the future.
Retrofit Experts
We live and breathe retrofitting as our companies operate as PAS 2030 installers and for PAS 2035 compliance. We understand the day-to-day realities, challenges and frustrations.
Integrated Learning
Our aim is to offer a unique approach to training that not only allows you to study across multiple platforms in your own time, but uses our group knowledge to provide real insights into the delivery of our courses and CPD offering.
Please have a look at our background
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We look forward to working with you and welcome all course suggestions!






Our group companies hold the following accreditations















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Popular Topics to Learn
PAS2035 Compliance Management
Training and Education
Total PAS 2035 Delivery & Consultancy
Energy Efficiency Techniques
Retrofitting Fundamentals
Construction Compliance Mastery
Social Housing Sector Strategies
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