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Studio KF 220

Internorm Studio KF 220


If you’re looking for a window that gives the impression of fixed glazing, however still opens, the Internorm Studio KF410 uPVC window, is perfectly suited to you. The narrow, square-edged window frame underlines the reduced architecture of the design style studio and once the frame is rendered into the brickwork on three sides, only the unique narrow sash frame remains visible.

With thermal insulation U values as low as 0.67, the Studio KF 410 Internorm by Cherwell window is compliant with the top level accreditations of Secured by Design.

Internorm technology is integrated into this energy efficient window offering technological advances that are revolutionary in more ways than one. I-tec Ventilation ensures fresh air at an ideal room temperature 365 days of the year. I-tec Glazing boasts all-around fixing ensuring optimum stability, thermal insulation and sound reduction. As a result of this innovative Internorm technology your KF 220 window truly continues to amaze.

If you wish to know more information on the Internorm Studio KF410 uPVC window please click on the brochure button. Alternatively, contact us using the make an enquiry button and we will be in touch shortly or you can also speak to a one of our team on 01295477096 or visit one our showrooms, located in;

internorm Studio KF 220
  • Thermal insulation (in W/m2K)

    up to 0,67

  • Sound reduction (in dB)


  • Security


  • Locking


Technical Specifications

Dimensions (mm)
Frame construction depth 68/71
View width frame/sash 113
View width flying mullion (2 sashes) 133
View width transom/mullion (2 sashes) 187
Opening Versions
Fixed yes
Turn and turn/tilt yes
Tilt yes
Sliding window yes
Lockable doors yes
Sliding doors yes
Doors with threshold yes
Outward opening doors yes
Quantity 3
Colour Black
I-tec glazing yes
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