Byron Froese's goal late in the third snapped Laval's 12-game point streak.
The Flames inked their 2020 seventh-rounder on Tuesday.
Another look at Tuesday's game at Laval.
Stockton and Laval face off Tuesday at 5 p.m. MT, 4 p.m. PT.
A late push from Stockton fell short as Laval held on for a 4-2 win Sunday.
Another look at Sunday's game against Laval.
The Heat look for their first win against the Rocket Sunday at 5 p.m. MT, 4 p.m. PT.
Laval shut out Stockton in the first game of the three-game set.