Skip to content
Free UK Mainland Delivery on All Orders Over £10
Free UK Mainland Delivery on All Orders Over £10

Alitherm 600 Windows and Doors

Alitherm 600 Windows & Doors

Stunning Appearance


We supply a huge range of window styles,

opening options, hardware and colour

choices – enabling you to choose the

perfect system to meet your exact needs. 



 Application Domestic / Commercial
Finish Single / Dual Colour, marine quality, polyester powder coated
Profile Ovolo / Chamfered / Square
Security Mulit-point locking espy, inline locking handle as standard
Frame Depth 70mm
Max weight 50kg TH / 40kg SH
U Value 1.3 - 1.6 w/m2k
SH Max o/a width 1000mm
SH Max o/a height 1400mm
TH Max o/a width 1400mm
TH Max o/a height 1500mm
Air Tested Class 3, 600Pa
Water Tested Class 7a, 300Pa
Wind Tested Class AE, 2400Pa
British Standards KM81580 / Pas 24:2012 / KM81543 / B54873
Add ons 20mm, 42mm
Bead Internal / External (Ovolo not available with internal)
Cills 85mm, 150mm, 190mm, 225mm 
Glazing DG 28mm / TG 32mm
Astragal Bar 20mm / 41mm falt bar