The 10 year guarantee covers all JSS windows and doors. We cover all manufacturing faults including building work where applicable at the time of installation done by JSS Windows are guaranteed for 10 years.
We will beat any price of written quote by 10%.
All our Aluminium , UPVC door and windows, conservatory , rooftops are made in UK.
Allow heat through windows through the glass and energy absorbed by the glass and frame and then re-radiated into the space.
JSS Windows stop any draughts, leaks or condensation and prevent forming damp around the panes.
JSS windows ensures maximum heat retention and minimum heat loss.