& doors with low U values
10 year warranty options and
low maintenance design
for traditional or contemporary projects
Part Q compliant and
Secured by Design options
certified options
Wide range of options
for all budgets and requirements
High performance timber and alu-clad windows and doors from the triple glazing experts, combined with dedicated personal service.
Here are just some of the reasons why you should choose windows and doors from Green Building Store:
- Triple glazed as standard
- Timber and alu-clad frame options
- Competitive prices
- Friendly non-pushy technical sales team
- Passivhaus and low energy expertise
- FREE technical product support*
- 25+ years experience of supplying high performance timber windows & doors
- Personal service and aftersales care
- 10 year warranties on windows & doors*
- Wide range of options for all budgets and requirements
OUR RANGES:
PERFORMANCE
Our best-selling high performance range for replacement windows for newbuild and retrofit energy efficient homes.
- U value as low as 0.85 W/m2K
- Dual compression seals
- FSC® certified timber
- Alu-clad option (inward opening only)
- Part Q compliant and Secured by Design options
ULTRA
For Passivhaus and advanced energy efficient specification projects
- U value as low as 0.68 W/m2K
- Dual compression seals
- Passivhaus certified insulated frame option
- FSC® certified timber
- Alu-clad option (inward opening only)
- Part Q compliant and Secured by Design options
PROGRESSION
Passivhaus certified ‘frameless’ window for contemporary newbuild projects.
- U value as low as 0.68 W/m2K
- Passivhaus-certified A-rated
- Minimalist, narrow sightlines
- Low maintenance design
- Part Q compliant options
MOCK SLIDING SASH
High performance range for retrofits and newbuilds wanting energy efficient windows and a traditional appearance.
- U value as low as 0.85 W/m2K
- FSC® certified timber
- Part Q compliant and Secured by Design options
- High performance ‘mock’ sliding sash design
*Check Terms & Conditions
More information on warranties (and exceptions and exclusions): www.greenbuildingstore.co.uk/warranties/