SERVICE YOU CAN
TRULY RELY ON
![Service Stars](/themes/toolfix/images/service-stars.png)
IPA Restrictors designed to fit in the 17.3 x 3mm groove in the sash and the 12 x 3mm groove in the frame. Ideal for use with IPA Butt hinges, there are options for both top-hung and side-hung sash options.
SERVICE YOU CAN
TRULY RELY ON