- GLASS EXTENSIONS ETC
- OTHER PRODUCTS
With Solarlux's legendary levels of engineering, production quality and eye-catching style PLUS Spectrum's extensive experience in specifying and installing aluminium bifolding doors, you have the perfect match for many years of trouble-free enjoyment.
The first bifold doors to meet Passivhaus standard.
Uw value of 0.80 (subject to specification).
The SL79 has all the beauty of wood on the inside but with practical, low maintenance aluminium on the outside. It can acheive incredible levels of thermal insulation for a bifold door plus other benefits such as sound deadening. Supplied as standard with triple-glazing.
SL 97 Technical information
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