AluK vs Safestyle

Average Price

£850

AluK

£500

Safestyle

U-Value

1.1 W/m²K

AluK

1.3 W/m²K

Safestyle

Warranty

20.0 years

AluK

10.0 years

Safestyle

Customer Rating

4.5/5

AluK

4.1/5

Safestyle

AluK vs Safestyle: Summary

When comparing AluK and Safestyle windows, several key differences emerge. AluK, established in 1994, offers windows with an average U-Value of 1.1 W/m²K at an average price of £850. Meanwhile, Safestyle windows average 1.3 W/m²K U-Value at £500.

AluK windows come with an average warranty of 20.0 years, compared to Safestyle's 10.0 years. Customer satisfaction ratings show AluK leading with 4.5/5, while reliability scores give AluK a slight edge.

Both manufacturers offer various glazing options and produce windows suitable for different property types. Both are based in United Kingdom.

Detailed Comparison

AluK
Safestyle
Average Price
£850
£500
U-Value
1.1 W/m²K
1.3 W/m²K
Energy Rating
A+
A
Average Warranty
20.0 years
10.0 years
Reliability Score
4.6/5
4.3/5
Customer Satisfaction
4.5/5
4.1/5
UK Market Share
9.0%
12.5%
Established
1994
1992
Country of Origin
United Kingdom
United Kingdom
Smart Glazing Technology
High Efficiency (U-Value ≤ 1.2)
Extended Warranty Options

Who Should Choose AluK

  • Those prioritizing energy efficiency with better U-Value
  • Tech-savvy homeowners wanting smart glazing features
  • Those who prefer to support UK manufacturing
  • Homeowners looking for classic casement window designs

Who Should Choose Safestyle

  • Homeowners wanting access to a wide network of approved installers
  • Those looking for windows with strong performance

Popular Window Models

AluK Popular Models

ModelTypeMaterialRatingU-ValuePrice
Optio 58BDCasementAluminumA+1.1 W/m²K£700
SL52 SlidingSlidingAluminumA1.2 W/m²K£1000

Safestyle Popular Models

ModelTypeMaterialRatingU-ValuePrice
Diamond CasementCasementuPVCA1.3 W/m²K£400
Sapphire Flush SashFlush CasementuPVCA1.2 W/m²K£500
Ruby Tilt and TurnTilt and TurnuPVCA1.3 W/m²K£450

Approved Installers

AluK Installers

AluK Approved Fabricators

4.6

Approved Fabricators

Safestyle Installers

Safestyle UK Installations

4.3

Official Installer

Budget Windows & Doors

4.2

Authorized Partner

Energy Efficiency & Cost Savings

More energy-efficient windows can significantly reduce your heating bills. Based on average UK energy prices and a typical 3-bedroom house:

AluK

Average U-Value

1.1 W/m²K

Lower is better for heat retention

Energy Rating

A+

Estimated Annual Energy Savings

£327

Compared to older single-glazed windows (typical U-Value 5.8)

Safestyle

Average U-Value

1.3 W/m²K

Lower is better for heat retention

Energy Rating

A

Estimated Annual Energy Savings

£300

Compared to older single-glazed windows (typical U-Value 5.8)

Frequently Asked Questions

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