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UK B2B Trade Supply // England, Scotland, Wales, Northern Ireland

Aluminium Window Sills UK

Specify and order made-to-measure aluminium cills with absolute precision. No transcription errors, direct site delivery, fully EN 1090 and UKCA compliant.

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COMPLIANCE: FULLY CE & UKCA MARKED. CERTIFIED TO EN 1090 STRUCTURAL B2B REQUIREMENTS.

// Specification Details

UK B2B Product Options

01

EWI & ICF Projections

Extended cills folded up to 600mm depth. Sized to clear external wall insulation (EWI) facades and ICF blocks with correct overhang and drips.

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02

Thermal Gaskets

Built-in thermal break isolators. Decouples the cold outer aluminium skin from the internal frame, complying with Part L regulations.

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03

Fast UK Logistics

Secure freight to England, Scotland, Wales, and Northern Ireland. Standard lead times 3 to 5 working days from digital verification.

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Frequently Asked Questions

Do you deliver custom window sills across the UK?

Yes. We run secure B2B delivery routes across England, Scotland, Wales, and Northern Ireland. All linear cills up to 4 meters are packed in custom wooden crates to prevent transport damage and delivered directly to your site or trade counter.

Are your window sills compliant with UK Building Regulations?

Yes. Our aluminium cill profiles are engineered to meet Part L thermal requirements. We offer integrated thermal-break gaskets that isolate the metal cill skin, eliminating cold bridging and preventing condensation at reveal boundaries.

Do you offer GBP (£) pricing and invoicing?

Yes, we fully support GBP (£) transactions for all UK builders, contractors, and architects. Sourcing through Cills.ie ensures transparent trade rates and local VAT billing.