PREMIUM DOORS &WINDOWS DIRECT FROM MANUFACTURER · SINCE 1997
Porshseal delivers PAS 24 certified, high-performance aluminium, UPVC, and aluminium-wood composite doors & windows -- engineered in our own factory for superior thermal insulation, sound reduction, and security.
28+
Years Manufacturing
50+
Export Countries
ISO
9001 Certified
PAS 24
UK Security Standard
Security Certification
PAS 24
CERTIFIED 2025
Porshseal achieved PAS 24 certification in 2025 -- the UK's leading "Secured by Design" standard for enhanced security performance in doors and windows. This certification is mandatory for projects under the UK Approved Document Q and is recognised by major UK insurance providers and housing authorities.
- Enhanced resistance to physical attack and forced entry
- Compliant with UK Building Regulations Approved Document Q
- Recognised by UK insurers -- may reduce property insurance premiums
- Suitable for residential and commercial developments across the UK & EU
PAS 24
Secured by Design
CE Mark
EU Compliance
ISO 9001
Quality Management
Bulletproof
High-Security Systems
Performance Engineering
BUILT FOR
PERFORMANCE.
Every Porshseal product is engineered with British precision, combining advanced thermal technology, robust security hardware, and European design aesthetics.
PAS 24 Security
Certified to the UK's enhanced security standard with multi-point locking, anti-drill plates, and reinforced frames -- protecting homes and commercial properties against forced entry.
Thermal Insulation
Advanced thermal break technology eliminates cold bridging, achieving Uw values as low as 0.8 W/m²K. Exceeds Passivhaus requirements and significantly reduces heating and cooling costs.
Sound Reduction
Up to 45dB acoustic attenuation with triple-glazing options and precision-engineered sealing systems -- ideal for urban residential, hospitality, and office environments.
Weather Resistance
Tested to Class 4 air permeability, Class E1200 wind resistance, and Class 9A water tightness. Engineered to perform in the harshest UK and Northern European climates.
Custom Sizing
CNC-precision manufacturing to ±0.5mm tolerance. Any width, height, or profile configuration -- from standard residential windows to large-scale commercial curtain wall systems.
Fast Export Lead Times
Standard orders dispatched within 15 working days. Dedicated export logistics team handles documentation, customs clearance, and delivery to UK, EU, North America, and Australia.
Our Range
PRODUCT
SYSTEMS.
From UPVC to premium aluminium alloy -- every system is manufactured in our own facility with full traceability and quality control.
Aluminium Alloy
Slimline profiles with exceptional strength-to-weight ratio. Ideal for modern commercial and high-end residential projects.
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UPVC Systems
Our founding product line -- British-origin UPVC profiles with excellent thermal performance and low maintenance requirements.
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Bulletproof and blast-resistant systems
Bulletproof and blast-resistant systems developed in collaboration with military institutions. For embassies, banks, and critical infrastructure.
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WHY SOURCE
FROM
PORSHSEAL?
As a direct manufacturer with 28 years of experience, we eliminate middlemen -- giving our B2B partners and overseas distributors competitive pricing, full transparency, and dedicated technical support.
Become a DistributorOwn Factory. No Middlemen.
We manufacture everything in-house -- from raw aluminium extrusion to final assembly. You deal directly with the source, ensuring better pricing and full quality traceability.
British Heritage. Global Standards.
Founded as a Sino-British joint venture in 1997, we imported UK production lines and training from day one. Our British DNA ensures compliance with international quality expectations.
End-to-End Export Support
Our dedicated export team handles everything -- technical documentation, compliance certificates, shipping, customs, and after-sales support across the UK, EU, and North America.
Proven Track Record
Recognised as an Excellent Supplier for Shanghai Disneyland. Exporting successfully since 2000 to 50+ countries with zero-compromise quality standards.
28+
Years Manufacturing
50+
Export Countries
10K+
Projects Completed
4
International Certs
Who We Serve
OUR
CLIENTS.
From global property developers to individual homeowners seeking the best -- Porshseal serves clients who refuse to compromise on quality.
Real Estate Developers
Large-volume supply for residential and mixed-use developments. Competitive bulk pricing, consistent quality across all units, and on-time delivery schedules.
Overseas Distributors
Exclusive territory partnerships with full marketing support, technical training, and competitive wholesale pricing for UK, EU, North American, and Australian distributors.
Architects & Designers
Custom profile configurations, bespoke colour matching, and technical drawings support for specification-driven projects demanding both aesthetics and performance.
Construction Companies
Reliable supply chain partner for large-scale construction projects. Site-ready delivery scheduling and dedicated project management from order to installation.
Premium Homeowners
For discerning homeowners who want the best. Custom-made to your exact specifications with full consultation, measurement, and design guidance.
Notable: Disney Shanghai
Recognised as an Excellent Supplier for Shanghai Disneyland -- one of the world's most demanding quality benchmarks. A testament to our manufacturing precision and reliability.
Get in Touch
REQUEST
A FREE
QUOTE.
Tell us your project requirements and our technical sales team will respond within 24 hours with a detailed quote, product specifications, and certification documents.