Re: Gaps between speaker and door frame when mounting... suggestions?
We kinda need pics to advise you accurately, but I've seen peeps use weatherstripping to seal speakers to the door. If you want to make a mounting ring typically I use 1/4" plexiglass (need a jigsaw and a drill).
1999 Buick Park Ave Ultra
Head Unit: JVC KWHDR720
EQ: Audiocontrol EQL
Front Stage: Hybrid Audio Technologies Imagine 5.25
Sub Stage: In process (will be Boston G310)
Amp: Boston Acoustics GTA-704 4 Ch
Rear Fill: Boston SE953 6X9's