Introducing The UK’s First & Only Certified Energy-Efficient Window Shutter
Thermalite Ultra-Clear® is a patented and trademarked state-of-the-art shutter with category-defining thermal qualities.
25%+ Boost In Conversions for Trade Partners
62% Heat Loss Reduction VS Leading Shutter
30% Average Reduction in Household Heating Prices
Lab Tested & Certified To Be EPC Energy Efficient
25 Year Transferrable Guarantee
Discover Your Exclusive Opportunity to Become an Approved Partner
The Performance Range
Thermalite Ultra-Clear® Shutters
Available in 4-5 Weeks
PRO
Premium maple stiles and rails with Thermalite frames and louvres for superior insulation, durability and future-proofing.
DUO
Premium maple frames, stiles and rails paired with Thermalite louvres – get the best of both worlds.
H2O
The 100% Thermalite shutter – 100% waterproof, zero water damage, warping or wear from condensation.
ThermaColour:
Two-Pack Polyurethane UV-Protective Paint Finish
The world’s first two-pack polyurethane UV-protective paint finish range engineered for shutters, built for Thermalite Ultra-Clear®.
A range of 30 hand-selected and carefully curated heritage colours for your Thermalite Ultra-Clear® shutters. Not only are these colours perfect for every season and every home, but they also elevate the performance and longevity of your shutter.
Anti-Scratch
The polyurethane finish on our ThermaColour range ensures your shutter is immune to scratches and wear throughout daily use.
UV-Protected
ThermaColour is UV-Protected, meaning no discolouration even against prolonged exposure to sunlight.
Flame Retardant & Waterproof
ThermaColour is both flame-retardant and 100% waterproof.
Swipe the ThermaColour™ Swatch
Mulberry Depths
ThermaColour 2627
Morning Lace White
ThermaColour 2617
Golden Ochre
ThermaColour 2626
Wedding Veil White
ThemaColour™ 2601
Morning Lace White
ThemaColour™ 2602
Buttercup Whisper
ThemaColour™ 2603
Pebble Drift
ThemaColour™ 2604
Granite Haze
ThemaColour™ 2605
Candle Haze
ThemaColour™ 2606
Harvest Fawn
ThemaColour™ 2607
Silver Dusk Mist
ThemaColour™ 2608
Charcoal Vein Grey
ThemaColour™ 2609
Iron Eclipse
ThemaColour™ 2610
Ash Petal Pink
ThemaColour™ 2611
Blush Wash
ThemaColour™ 2612
Terracotta Heart
ThemaColour™ 2613
Seabreeze Blue
ThemaColour™ 2614
Harbour Slate
ThemaColour™ 2615
Deep Denim
ThemaColour™ 2616
Midnight Moor
ThemaColour™ 2617
Honey Bear
ThemaColour™ 2618
Earth Harvest
ThemaColour™ 2619
Canvas Clay
ThermaColour™ 2620
Tidal Reed
ThermaColour™ 2621
Silver Sage
ThermaColour™ 2622
Pasture Wall
ThermaColour™ 2623
Antique Canopy
ThermaColour™ 2624
Moorside Green
ThermaColour™ 2625
Golden Ochre
ThermaColour™ 2626
Mulberry Depths
ThermaColour™ 2627
Poem Plum
ThermaColour™ 2628
Black Hawk
ThermaColour™ 2629
Ember Red
ThermaColour™ 2630
The UK’s First & Only EPC Compliant Shutter Engineered With An Industry Exclusive 25 Year Guarantee
Speak to our Specialised Thermalite Ultra-Clear Team to Explore this Exclusive Opportunity
Our trade partners have experienced an average increase of 25% in retail conversion rates since introducing Thermalite to their range.
100% Premium Solid FSC Certified Hardwood Shutters
See Thermalite Ultra-Clear® in action!
The Essentials Range
SatinSelect™ Shutters
Available in 9-10 Weeks – Full 10 Year Guarantee
PURE
100% premium polyvinyl chloride engineered for superior durability, water resistance and year-round everyday usage.
BALANCE
33% Basswood, 66% Premium PVC. The perfect balance of traditional craftsmanship and modern engineering.
BASS
100% basswood construction – natural timber worked and engineered into modern premium shutters.
Versatile Satin Finish
The timeless finish on our SatinSelect range is designed for versatility, suitable for both heritage and new-build interiors.
Smooth Touch
SatinSelect paint has been engineered to have a luxurious feel and finish.
Everyday Durability
SatinSelect is designed for everyday use, retaining colour integrity year-round.
SatinSelect:
High-End Smooth Touch Satin Paint Finish
Our standard SatinSelect™ coating is designed for clean, consistent coverage across everyday shutter applications. Smooth to the touch with a refined satin sheen.
SatinSelect™ delivers a fresh, uniform finish with reliable colour consistency.
Swipe the SatinSelect™ Swatch
Miami Blue
SatinSelect™ 016
Thistle Pink
SatinSelect™ 014
Goldenrod Yellow
SatinSelect™ 013
Pure White
SatinSelect™ 001
Silk White
SatinSelect™ 002
Pearl
SatinSelect™ 003
Ivory
SatinSelect™ 004
Cream
SatinSelect™ 005
Moorside Green
SatinSelect™ 006
Bisque
SatinSelect™ 007
Alabastar
SatinSelect™ 008
Stone
SatinSelect™ 009
Clay
SatinSelect™ 010
Mist
SatinSelect™ 011
Goldenrod Yellow
SatinSelect™ 013
Thistle Pink
SatinSelect™ 014
Blue Sky
SatinSelect™ 015
Miami Blue
SatinSelect™ 016
Gainsborough Grey
SatinSelect™ 017
Ghost Lilac
SatinSelect™ 018
Azure Blue
SatinSelect™ 019
Pastel Grey
SatinSelect™ 020
White Smoke
SatinSelect™ 021
Mist Eve Grey
SatinSelect™ 022
Isabelline Grey
SatinSelect™ 023
Silver Sand Grey
SatinSelect™ 024
Dark Grey
SatinSelect™ 025
Sea Grass
SatinSelect™ 026
Pewter Blue
SatinSelect™ 027
Darkspace Grey
SatinSelect™ 028
Discover Quercetum,
Our Premium FSC Certified Oak Shutter Range
Inspired By British Heritage Homes
The Quercetum Collection
FSC Certified Premium Oak Shutters
Available in exclusive HeriTone™ Finish
Available in 10 Weeks
Natural – No. 200
A calming, classic natural woodgrain
Black Walnut – No. 240
A bold, elegant, and full of heritage character
Chestnut – No.250
A warm, welcoming, and timeless tone
Heritage Finishes
The woodgrains and paint finishes featured in HeriTone are inspired by the best of classic British architecture and interiors
UV-Protected
HeriTone is UV-Protected, meaning no discolouration even against prolonged exposure to sunlight.
Award Winning FSC Oak
Quercetum is masterfully crafted with natural touch, award-winning and FSC-certified oak
HeriTone™:
Heritage Woodgrains
& UV-Protected Paint Finishes
A masterfully curated range of timeless heritage woodgrains and UV-Protected paint finishes.
Elevate your premium hardwood shutters with 8 timeless woodgrain tones and 12 hand-selected UV-protected paint finishes.
Swipe the HeriTone™ Woodgrain &
UV-Paint Swatch
Natural
HeriTone™ Woodgrain – 200
Oak
HeriTone™ Woodgrain – 205
Java
HeriTone™ Woodgrain – 215
Mahogany
HeriTone™ Woodgrain – 220
Black Walnut
HeriTone™ Woodgrain – 230
Walnut
HeriTone™ Woodgrain – 240
Warm Cherry
HeriTone™ Woodgrain – 246
Chestnut
HeriTone™ Woodgrain – 250
Wedding Veil White
ThemaColour™ 2601
Morning Lace White
ThemaColour™ 2602
Buttercup Whisper
ThemaColour™ 2603
Silver Dusk Mist
ThemaColour™ 2608
Charcoal Vein Grey
ThemaColour™ 2609
Deep Denim
ThemaColour™ 2616
Midnight Moor
ThemaColour™ 2617
Earth Harvest
ThemaColour™ 2619
Antique Canopy
ThermaColour™ 2624
Moorside Green
ThermaColour™ 2625
Mulberry Depths
ThermaColour 2627
Black Hawk
ThermaColour™ 2629
Introducing Ultra-Clear®
Our State-of-the-Art, Patented Louvre-Motion System
Thermalite is the world’s only shutter system featuring Ultra-Clear® technology.
Its precision-engineered titanium rack and nylon pin mechanism keeps every louvre moving in perfect unison, delivering smooth, consistent control while resisting wear, loosening, and stiffness over time.
Engineered from the ground up to perform for 25 years
Zero Faults, Zero Tilt-Mechanism Call Outs
The Industry’s Best Louvre Motion System
Get Exclusive Access to Patented Louvre-Motion Technology
When you partner with Thermalite, not only do you get access to category-defining thermal qualities, but you also get exclusive access to a patented, high-performance, patent-protected louvre-motion system that differentiates your range from any industry competitor.
Ultra-Clear® has been officially certified by the Intellectual Property Office, giving you exclusive IP protection.
2026 Best Shutter Innovation
Shutter Expo Birmingham
Take Advantage of a UK Registered Design Right
As a trade partner, being protected with proprietary rights to a patented and registered design means that you’ll have a competitive advantage against other companies in the window shutter industry.
This means that you’re granted territory-exclusive access to Thermalite Ultra-Clear™, ensuring a dominant market presence with a category-defining louvre motion system.
Elegant.
Efficient.
Everyday.
Lead Time from 4 Weeks
We have the industry’s best logistics and infrastructure for shutters. Thermalite Ultra-Clear® shutters start at a 4-week lead time.
Property-Market Ready
With EPC and efficiency regulations sweeping the property market by 2030, Thermalite Ultra-Clear® is the perfect solution for landlords, property agents and property developers.
Timeless Design
Crafted with a premium high-density polyphane and polyurethane UV-paint finish – Thermalite Ultra-Clear shutters look timeless, but are engineered for the future.
Certified for the Future
Comprehensive lab testing has proven that Thermalite Ultra-Clear® is the most sustainable shutter in the market.
Shutter Types
We can create all standard shutter types (and bespoke types) in the Performance and Essentials range.
Cafe Style
Full Height
Tier on Tier
(With Gap)
Tier on Tier (Horizontal T-Post)
Bi-Fold Track
Free-Floating Track
Bi-Pass Track
Circle 1
Circle 2
Circle 3
Arch Style 1
Arch Style 2
Arch Style 3
Arch Style 4
French Door Cutout 1
French Door Cutout 2
Custom Shapes
Discover Pricing in our
Trade Brochure
Hinge Types
Select Elegant Hinge Types To Customise Your Shutter
White
Cream
Silver
Brass
Antique Brass
Black
Trade Advantages of Partnering With Thermalite
Discover the exclusive trade benefits included in both the Performance and Essentials Window Shutter Partnership
Scale Your Showroom and Brand with the UK’s Fastest-Selling Shutter
Thermalite Ultra-Clear® and SatinSelect are more than exclusive products. They’re a proven commercial advantage. Our current approved partners have recorded a 25% increase in sales.
As a partner, you gain access to a category-defining shutter, over 20 years of shutter industry expertise, and the infrastructure to help you convert more customers
Thermalite Ultra-Clear Shutters Come with Product Certifications & IP Paperwork
Every Thermalite Ultra-Clear® shutter comes with certifications, guarantees, and patent paperwork, ensuring your customers have trust and confidence in your shutter, and most importantly, your business.
25-Year Transferable Guarantee Certificate
Thermal Performance Certificate from Energy House
EPC-Compliance and EPC-Improvement Certificate
Design Patent & IP Paperwork
Best-in-Class Logistics & Lead Times
Thermalite Ultra-Clear® fast-tracks trade partners into a best-in-class, unbreakable supply chain and logistics. We offer a starting 4-week lead time, with 8-12 weeks for bespoke projects.
The World’s Only 25-Year Shutter Guarantee
Every system is backed by a 25-year transferrable product guarantee, delivering durability, consistency, and peace of mind for you and your customers.
Industry-Leading Sales & Operations Support
Partners get exclusive one-to-one executive consultancy with the team at Thermalite Ultra-Clear®, an industry-leading group of experts who have experienced massive success in the trade and retail shutter market.
Plug In To A Scalable Growth Infrastructure
Partners take advantage of protected territories by county, a custom digital trade portal, CRM integration, and ready-made marketing assets. Thermalite Ultra-Clear ensures you scale quickly, and dominate your regional shutter market.
Introducing ThermaLogic
Beat Lead-Time anxiety with real-time order visibility from the production factory to your warehouse.
ThermaLogic is our trade partner tracking service, designed to give you clearer insight into every stage of your shutter order. From production progress to shipping updates and warehouse arrival, ThermaLogic helps remove the guesswork from the supply chain.
For trade partners, that means fewer chasing emails, less lead time anxiety, and more confidence when updating end-customers.
Zero Lead Time Anxiety
Get up-to-date insights into the progress of your order, so you’re never left guessing where things stand.
Built for Trade Partners
ThermaLogic is designed around the realities of shutter businesses, where lead times, customer expectations, and installation scheduling all need to work together.
Smarter Planning for Your Business
Prepare your sales, fitting, and warehouse teams around real order progress.
Industry-Leading Thermal Qualities.
Extensive testing in Energy House has shown a 62% reduction in heat loss and an R-Value increase of 44% (compared to current industry-leading shutters). Meaning that households are guaranteed to experience up to a 30% reduction in heating bills.
Patented Ultra-Clear® Technology
Thermalite is the only shutter in the world with Ultra-Clear® technology. The precision-engineered titanium rack and nylon pin mechanism ensure that all slats move in unison smoothly – resisting wear, without loosening or stiffening over time.
Simple Installations. Zero Call-Outs.
25-Year Guarantee.
Thermalite shutters have been engineered for the installer and designed for lasting performance year after year. It is the only shutter in the industry that will not warp, bow or twist for at least 25 years.
Lab-tested.
Energy Certified.
Thermalite Ultra-Clear®’s performance figures are not a marketing strategy, but real-world scientific test results from Energy House.
A Lifetime Investment, not a Premium Purchase
Thermalite is not a luxury purchase, or an interior design set-piece, but a long-term investment which makes households energy-efficient year on year.
The Best Partnership Available in the Shutter Industry
Partnering with Thermalite Ultra-Clear guarantees a minimum 25% increase in conversions, but that’s not the only reason you should partner with us. We don’t only give you exclusive access to the category-defining shutter, we give you access to our 20 years of industry-dominating experience and infrastructure in the shutter market.
“Thermalite Ultra-Clear® outperforms every shutter we’ve ever tested.”
Energy House is the UK’s go-to lab to test the energy efficiency of households and sustainable technology. The technicians who tested it stated that Thermalite Ultra-Clear outperforms any other shutter or blind that has been tested by the BBSA (the British Blinds & Shutters Association).
44% increase in R-Value compared to the leading shutter.
62% reduction in household heat loss
A calculated 30% reduction in household heating costs
“Since partnering with Thermalite, conversions and showroom visits have increased by 25%!“
Our partners in Yorkshire and the North East have witnessed showroom visits and conversion increases of up to 25% – Thermalite Ultra-Clear has been the “Easiest and fastest-selling shutter – ” introduced to the market.
2026 Shutter of Choice
Shutter Expo UK
“We can rest easy knowing our properties are EPC compliant thanks to Thermalite Ultra-Clear®.”
The government mandates that by 2028, all properties will need a minimum EPC rating of C to be legally let. This means that landlords, lettings agents and property developers alike will need cost-effective and long-term performing installations to improve their properties’ EPC rating. Thermalite Ultra-Clea® is the only shutter that has been precision-engineered to improve household energy efficiency year-on-year.
Category Defining Shutters, Engineered for the Future
Materials: High-Density Polyphane – cured, not melted. Holds form in heat and cold. Does not bow, warp or twist like all other shutters.
Joints: Engineered for structural integrity, long-term strength, and lasting shutter stability.
Mechanism: Patented and Exclusive Ultra-Clear® – a titanium rack and nylon pin mechanism for smooth and unified louvre movement.
Guarantee: 25-Year Transferable – the longest guarantee in the market
Finish: Polyurethane UV Paint – engineered to retain colour and remain unaffected by sunlight. Anti-Scratch, Water Resistant and Fire Retardant.
The 2030 Sustainability Innovation for UK Property & Trade Professionals
As the UK moves toward stricter EPC standards by 2030, energy efficiency is no longer optional; it’s a commercial priority. Thermalite Ultra-Clear® shutters offer a low-disruption, high-impact solution for landlords, homeowners, and developers looking to future-proof their properties.
Extensive Lab & Real World Testing
Favoured by UK Trade & Industry Professionals
Thermal Performance Certificate Included
1.
Trade Professionals
- Offer clients a next-generation, energy-focused upgrade
- Secure county exclusivity as a Thermalite partner
- Differentiate your business beyond traditional shutters and blinds
- Be the first to access a new revenue stream in the growing EPC retrofit market
Be a Thermalite shutters partner with a product that’s redefining window performance.
2.
Property Developers
- Deliver future-proof, sustainability-forward developments from day one
- Integrate high-performance window insulation without redesigning structures
- Enhance buyer appeal with built-in energy efficiency
- Reduce long-term maintenance through durable, composite materials
A simple specification upgrade that adds measurable performance and value.
3.
Landlords & Estate Agents
- Prepare portfolios for tightening EPC regulations ahead of 2030
- Reduce future renovation costs with low-disruption upgrades
- Improve tenant comfort and retention through warmer, more efficient homes
- Strengthen asset value and long-term lettability
Thermalite Ultra-Clear® offers one of the most cost-effective ways to improve EPC performance without major works.
4.
Aspiring Homeowners
- Cut heating costs by reducing 62% heat loss through windows
- Take advantage of a transferable 25-year guarantee that can improve the value of your property.
- Upgrade your home’s EPC rating without renovation disruption
- Combine insulation performance with a clean, premium aesthetic
Thermalite Ultra-Clear® not only improves the value of your property – homeowners can take advantage of an industry-defining 25-year transferable guarantee.
5.
Shutters & Blinds Showrooms
- Introduce a category-defining product your competitors don’t offer
- Increase average order value with performance-led upgrades
- Educate customers on energy savings, not just style
- Position your showroom at the forefront of modern window solutions
Pivot from a showroom to a destination.
6.
Interior Designers
- Specify shutters that combine aesthetics with real performance
- Solve common client issues like drafts, glare, and heat loss
- Deliver designs that look premium and perform long-term
- Align projects with sustainability and energy-efficiency trends
Functionality forward design.
Meet The Thermalite Team
Meet the team of specialists who bring you Thermalite
Peter Beckett –
CEO & Founder
Peter founded Thermalite Ultra-Clear on one mission: to elevate the quality and standard of window shutters in the UK. He built Thermalite Ultra-Clear® into the UK’s first certified energy-efficient shutter system.
Peta De Havilland –
Sales Executive
Peta doesn’t sell shutters. She helps trade partners, homeowners, landlords and developers cut heat loss, lower bills and future-proof against tightening EPC rules. Straight answers, real numbers, a genuine rapport with you.
Henry Jin –
QC Director
Henry safeguards the standard behind every shutter, overseeing an ethical, sustainable supply chain and vetting the high-quality materials and components that make Thermalite Ultra-Clear® perform in the UK, US, Australian and European markets.
Barry Worsley –
IT & Customer Service
Barry keeps the experience as solid as the product. From first enquiry to long after install, he makes sure every order runs smoothly, and every question gets a fast answer, with a starting 4-week lead time on orders.
Frequently Asked Questions
What are your lead times?
Our standard lead time is 4 weeks. For more bespoke 1-of-1 Thermalite Ultra-Clear® projects, we have lead time estimates of 8-12 weeks.
Orders are produced through our European distribution hub and shipped directly to our trade partners, ensuring consistent delivery times and reliable supply for your installation schedule.
How much do Thermalite Ultra-Clear® shutters cost?
Pricing operates on a tiered trade structure based on monthly volume, with significantly better rates available for partners achieving higher order volumes.
For a tailored quote based on your expected volume, please contact us to discuss opening a trade account.
Where are Thermalite Ultra-Clear® shutters manufactured?
Precision components are manufactured in specialist facilities in China, then shipped to our European assembly and distribution hub in Germany.
Final systems are assembled and distributed from Germany to our trade partners across the UK and Europe, ensuring consistent quality control and reliable logistics.
Do you offer exclusive trade territories?
Yes.
To protect our partners’ investment in promoting the Thermalite Ultra-Clear® system, we offer county-level exclusivity for trade accounts achieving 100m² or more in monthly volume.
This ensures partners can grow their business without competing against other Thermalite distributors in their local market.
Are Thermalite Ultra-Clear shutters available in all standard shutter styles and shapes?
Yes.
Yes, Thermalite Ultra-Clear® shutters are available in all standard shutter styles, including Full Height, Tier-on-Tier, Café Style, Tracked, Sliding and more. They can also be custom-made to fit a wide range of window shapes, including arches, circles, angled windows and other bespoke designs.
Furthermore, you can commission bespoke shutter styles if you wish to speak to our team for a custom job.
Do you support partners with sales and marketing?
Absolutely.
As experienced shutter retailers ourselves, we support partners with sales training, marketing content, website assets, and optional CRM integration to help accelerate growth.
Our goal is not just to supply a product, but to help our partners sell more shutters successfully.