Sealed Double-Glazed Units 
Advance Glass can supply any number of sealed double-glazed units to your specification. One-off for a domestic repair to a large order for a refurbishment contract. Their features: 
 
Produced to rigorous BS1279 – the industry standard for sealed units 
Each unit carries written confirmation it has passed inspection against this standard 
All units are manufactured up to 1.1u value to comply to A-rating 
5 or 10 year Guarantee depending on drainage of unit 
Triple-glazed units also available 
 
DON'T FORGET we now produce SLIM LINE SASH units for timber windows. Plus use of antique glass is now possible in these types of units. 
HOW CAN YOU GET OUR SEALED DOUBLE-GLAZED UNITS? 
1) SELECT YOUR GLASS 
 
Plain glass 
Additional safety and security from toughened or laminated glass 
Other Specialty Glass or Decorative Glass options 
 
2) SELECT THE AIR GAP SIZE & SPACER BARS 
 
We will happily go through the benefits of each to help you decide 
Air gaps available are: 6, 8, 10, 12, 14, 16, 18, 20mm 
The standard Spacer Bar colour is black, but also available in Bronze, White, Gold & Silver 
 
3) SELECT HERITAGE FEATURES (if required) 
 
Georgian, Leaded or our new Duplex bars 
 
4) SUPPLY AND / OR FIT 
 
You can pick them up or we can deliver (at a competitive price). We can even fit them for you. 
 
5) GUARANTEE 
 
Advance Glass will supply all the necessary documentation. 
The 10 year Guarantee will be valid even if (in the very unlikely event!) of Advance Glass going out of business as it is supported by the Certass Scheme. 
 
Call us for a FREE  
quote or advice on  
0118 9507641 / 01189590627 
 
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