Installer Series is our affordable high-performance lineup, featuring custom installation solutions for in-wall, in-ceiling, 5.1 home theater systems, and outdoor applications. Titanium dome tweeters and mineral-filled polypropylene drivers ensure great performance, while fully sealed, mineral-filled reinforced enclosures provide protection from harsh weather elements. All models have water & UV-resistant aluminum grilles, stainless steel & polymer mounting brackets, brass hardware, and gold-plated binding posts for superior toughness.