GU Tilt & Slide upvc Patio Door leading bogie roller springs to repair broken upvc patio door.
Please see drawing below to see how springs are fitted
N:B The springs are viewed from inside the patio I:E L/H Spring = internal handle on L/H side of door. I:E R/H Spring =internal handle on R/H side of door.
The job is fiddly but not too difficult. Will help door to re-engage in track location lug