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Warmcore

TRULY WARM ALUMINIUM WINDOWS

Built around a belief that beauty doesn’t have to compromise performance, WarmCore aluminium windows combine the desirability and durability of aluminium with unparalleled insulation. WarmCore windows are 25% more thermally efficient than traditional aluminium systems.

  • Flush casement option with shadow-line detail
  • Unique core system allows dual-colour finishes
  • Market leading u-values - can exceed Passivhaus levels
  • Suite of Fixed, casement and tilt & turn options for an attractive, uniform look
aluminium windows Watford
TECHNICAL SPECIFICATION

SPECIFICATION

FRAME DEPTH 70-79 mm
GLAZING METHOD Beaded
ENHANCED SECURITY PAS 24

PERFORMANCE

U-VALUE From 0.8 W/m²K
WINDOW ENERGY RATING From A+
AIR PERMEABILITY Class 4
WATER TIGHTNESS Class 6A-9A
WIND RESISTANCE Class C3

SIZE LIMITS

TOP HUNG 1200mm x 1200mm / 35kg
SIDE HUNG 800mm x 1500mm / 35kg
TILT & TURN 1000mm x 2100mm / 100kg

View our showroom VR

Take a look at our showroom with our virtual reality tour. You can take a look around from the comfort of your home or desk, with an insight into the Arkay Windows showroom

Watch our videos

Take a look at our videos that show why WarmCore aluminium windows are such an excellent choice. 

Browse our brochures

Take a look at the brochure below which is available as a download. In this brochure you’ll find the technical specifications for WarmCore aluminium window systems.

Get a Quote Today


You can contact us today for a free quote for your aluminium windows. Simply visit our contact page and fill out our online contact form. A member of our expert team will be able to answer any questions you may have. We are happy to recommend or advise on the most suitable products for your needs and requirements.
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