Kozenta – Kozijnen & Schuifpuien
Schüco CT 70 uPVC window frame in the façade of a home

Schüco CT 70

The reliable all-round system

A sturdy, well-insulating frame system for renovation and replacement, with excellent value for money.

Positioning

Why choose CT 70?

Where Schüco Living 120 is the premium system for the highest insulation requirements, CT 70 is our most chosen all-rounder: reliable, widely available and competitively priced.

For most renovation projects in the Netherlands, CT 70 is more than sufficient: it insulates well, is sturdy and lasts a long time. Only if you're looking for the very highest insulation values or passive-house level is the step to Schüco Living 120 worthwhile.

Specifications

Schüco CT 70 in numbers

5-kamer

Profile structure

Five-chamber system with 70 mm construction depth, suitable for window frames, doors and sliding doors.

from 1.3

Uf value (W/m²K)

Insulation value of the profile itself; combined with triple glazing you reach a Uw down to around 0.9 W/m²K.

up to 45 dB

Sound insulation

Depending on the chosen glazing: double continuous seal keeps out noise and draughts.

RC2

Burglary resistance

With steel core reinforcement and optional RC2 security hardware for extra resistance.

Double seal

A double continuous seal effectively keeps out water, wind and draughts.

Steel core reinforcement

Provides sturdiness for larger frames and a solid base for security hardware.

Applications

Where does CT 70 fit well?

  • Renovation of a terraced house where you replace existing frames one-to-one.
  • Replacement of outdated or leaking frames without changing the reveal dimensions.
  • Apartments where a reliable, well-insulating frame is sufficient.
  • Situations where value for money comes first and a premium profile isn't required.

Comparison

CT 70 versus Living 120: which do you choose?

Both systems are high quality. The difference lies in insulation, construction depth and application.

The reliable all-round system

Schüco CT 70

  • 70 mm construction depth, 5 chambers
  • Uf from approx. 1.3 W/m²K
  • Wide range of colour and foil options
  • Excellent value for money

The premium system

Schüco Living 120

  • 120 mm construction depth, extra chambers
  • Uf down to approx. 0.8 W/m²K
  • Three continuous seals
  • Suitable for passive-house level

Our advice

Not aiming for passive-house level or the very highest insulation requirements? Then choose CT 70: a reliable system at a competitive price. Want maximum insulation, sound reduction, or building new with the highest requirements? Then Living 120 is the better match.

Good to know

Frequently asked questions

What customers ask us most often about Schüco CT 70.

Curious what CT 70 would cost for your home?

Request a no-obligation quote, or use the selection tool if you're still unsure between CT 70 and Living 120.

Free quote