Energy Rated Windows
Reduce heat loss, lower your heating bills, and help protect the environment with our A-rated windows.
Windows That Won't Cost You the Earth
Bargain Windows' Rehau product range achieves Window Energy Ratings of Band A — an effective way to save energy through outstanding protection against thermal insulation loss. By retaining more heat inside your home, energy-rated windows reduce carbon emissions and can significantly lower your heating bills year-round.
- A Window Energy Rating
- Reduced heating bills
- Lower carbon emissions
- Superior thermal retention
- Low U-value glass units
- Rehau-certified profiles
- Eco-friendly construction
- Long-term cost savings
The Energy Efficiency Advantage
Every energy-rated window is independently tested and certified to deliver measurable savings
A Energy Rated
Top energy performance band delivering the greatest reduction in heat loss and running costs.
Low U-Values
Superior U-value glazing units retain warmth in winter and reduce solar gain in summer.
Reduced Carbon
Lower energy consumption means a smaller carbon footprint — better for your home and the planet.
Rehau Certified
All profiles are manufactured using Rehau's certified PVC-U system for consistent performance.
Long-Lasting
Durable uPVC profiles maintain their energy performance for decades with zero maintenance.
Proven Savings
Independently proven to reduce annual heating costs — a true long-term investment in your home.
Ready to Transform Your Home?
Get a free, no-obligation quote from our expert team — no hidden costs, no pushy sales calls.