The KF 300 is Internorm's most successful UPVC and UPVC-aluminium window. Top thermal insulation values, the proven I-tec Glazing, the low construction depth and many more features have convinced our customers.
Thermal insulation: Uw up to 0,69 W/m²K
Sound protection: up to 45 dB
Security: RC1N, RC2
Further design styles
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