JBL MTC-RG6-8 Round Grille for Control 200 and Control 300 Series

JBL Professional MTC-RG6/8 - Round Grille for Control 200 and Control 300 Series

The JBL Professional MTC-RG6/8 is a round metal grille designed specifically for the Control 200 and Control 300 Series in-ceiling loudspeakers (models Control 227C/227CT and Control 328C/328CT ). Its 19-gauge galvanized (zinc-plated) steel construction and powder-coated finish provide high rigidity, corrosion resistance, and a surface that will withstand the intensive use of commercial installations. The sculpted design provides a clean, contemporary aesthetic that blends seamlessly into any décor or architectural setting and can be easily repainted to match the ceiling color.

Measuring 345mm in diameter and 16.4mm deep , the MTC-RG6/8 attaches directly to the speaker baffle using four M4 screws . The kit includes five M4 × 38mm screws and five powder-coated countersunk washers for quick and discreet installation. Standard color is RAL 9016 (Traffic White, Satin). Net weight is 0.45kg , with a shipping weight of 1.4kg .

Main features

• Heavy-duty construction: 19-gauge zinc-plated metal for strength and protection against rust and scratches.
• Professional finish: powder coated , satin finish, repaintable to match the colour of the enclosure.
• Sculpted and understated design: contemporary look that blends into offices, retail, hospitality, and education.
• Guaranteed compatibility: Control 227C/227CT and Control 328C/328CT .
• Easy installation: Attaches to the baffle with 4 M4 screws ; includes hardware and coated countersunk washers.
• Optimized dimensions: 345 mm diameter × 16.4 mm depth.

Product benefits

• Long-term durability: Materials and coatings designed for continuous use in commercial spaces.
• Aesthetic uniformity: provides a clean, modern appearance while maintaining the speaker's acoustic performance.
• Customization: Repaintable surface to meet project color specifications.
• Reliable mounting: hardware included and precise fit on compatible models.

Use cases

• Meeting rooms, classrooms, auditoriums, and common areas in corporate or educational buildings.
• Stores, supermarkets and shopping centers with uniform aesthetic requirements.
• Hotels, restaurants, and hospitality venues where visual integration is a priority.

Frequently Asked Questions

• What models is it compatible with? JBL Control 227C/227CT and Control 328C/328CT .
• Can it be repainted? Yes. The powder-coated finish can be repainted to match the roof color.
• Does it include hardware? Yes. 5 M4 × 38 mm screws and 5 coated countersunk washers are supplied.
• What is the standard color? Satin white RAL 9016 (repaintable).

Description for projects

JBL MTC-RG6/8 round grille for Control 227C/227CT and Control 328C/328CT ceiling speakers; material: 19-gauge zinc-plated steel ; finish: powder-coated , satin, RAL 9016 ; baffle attachment with 4 M4 screws ; diameter 345 mm , depth 16.4 mm ; net weight 0.45 kg ; includes 5 M4 × 38 mm screws and 5 coated countersunk washers .