Wayne Parham Messages: 18791 Registered: January 2001
Illuminati (33rd Degree)
Your cabinetmaker probably cut the hole for the Peavey CH-3, which is fine. If the hole is 12.5" x 4", then use a CH-3 instead of an H290. You can also use a JBL 2370 with baffle cutout of 15.875" x 5.5".