Grubauer will guard the home net Sunday against Calgary, Mike Benton of the Kraken Audio Network reports.
Grubauer is expected to play the first two periods of Seattle's preseason opener before Ales Stezka takes over in the third. The 32-year-old Grubauer went 14-16-2 for the Kraken last year, with an .899 save percentage and 2.85 GAA.