Lowell CN-4M Round Torsion Grille for 4" Speaker

Deliver a clean, professional ceiling finish while securely mounting 4" speakers for pro audio, security and surveillance installations. The Lowell Manufacturing CN-4M round torsion grille for 4" speaker provides a hardware-free appearance that hides fasteners and integrates seamlessly into upscale offices, hotels, airports, retail spaces and monitoring rooms. Constructed from 20-gauge steel with a welded mesh center and a white powder epoxy finish, the grille resists corrosion and blends with standard ceiling tiles. Welded studs and spring-loaded torsion brackets lock into receptacles (order enclosures separately) to ensure stable, permanent speaker placement. Made in the USA with certified US steel, the CN-4M delivers dependable performance for long-term installations and minimizes callbacks. Torsion bracket spring devices accommodate a variety of ceiling depths, simplifying installation for AV integrators and low-voltage contractors. Ideal for projects that require unobtrusive aesthetics without sacrificing durability—specify the CN-4M grille for your next commercial audio, security, or surveillance deployment. Contact us to order or to confirm compatibility with your enclosures.

• Clean, low-profile ceiling appearance that conceals mounting hardware for professional installations
• Secure torsion bracket mounting reduces install time and holds 4" speakers firmly in place
• Durable 20‑gauge steel with welded mesh and white powder epoxy finish resists wear and blends with ceilings
• Made in USA with certified US steel for consistent quality and long-term reliability
• Designed to accommodate a variety of ceiling depths, ideal for pro audio, security and surveillance systems