Ritchie's Interlock
w'ere open
Online ordering is not available.
Please contact interlock@jmswierski.com for more information
1390 WINDMILL LANE OTTAWA, ON K1B 4V5
613-741-4430
Hours of Operation
Mon - Fri 7am - 4pm
Saturday 8am-4pm
INTERLOCK OFFICE IS LOCATED BEHIND GARDEN CENTRE SILOS
Visit the Ottawa East location for a paper catalog.
Available at our service counter.
Our Supporters
Introducing the local contractors that purchase Ritchie's stones for their hardscape projects.