This top-of-the-table clash at the Volunteer Park saw Jed Thistle retain their unbeaten record.
Thistle winger Calum Young went in at the corner for a try converted by Robbie Yourston.
Aiden Walker grabbed the second, again converted by Yourston, who added a penalty.
Wands’ Kyle Brunton kicked a penalty to make it 3 - 17 at half-time.
Yourston and Craig Cowan claimed tries after the break, with Yourston converting one and a penalty, while Wands managed an unconverted try.