PRANCE metalwork is a leading manufacturer of metal ceiling and facade systems.
Clip In Ceiling Tiles: A Guide to Choosing the Right Grid System
Clip-in ceiling tiles are one of the most refined solutions for modern interiors, especially in environments requiring both aesthetics and performance. Their concealed grid system creates a smooth, monolithic appearance while providing acoustic control, fire resistance, and long-term durability.
Choosing the right grid system for clip-in tiles is essential. The grid system not only supports the tiles structurally but also determines their acoustic efficiency, fire rating, and maintenance access. With aluminium and steel systems delivering NRC ≥0.75, STC ≥40, fire resistance of 60–120 minutes, and service lives of 20–30 years, selecting the right configuration is critical for schools, offices, and conference rooms.
This blog provides a comprehensive guide to choosing the right grid system for clip-in ceiling tiles, with detailed comparisons, lifecycle analysis, and case studies from global projects.
Understanding Clip In Ceiling Tile Systems
1. What is a Clip-In System?
A concealed suspension grid where tiles are secured by clips rather than exposed T-bars. The result is a seamless, flush surface.
2. Benefits
- Cleaner appearance compared to lay-in systems.
- Improved acoustic integrity due to fewer sound leaks.
- Easy maintenance with demountable panels.
Aluminium Clip In Grid Systems
1. Features
- Lightweight, corrosion-resistant.
- NRC 0.78–0.82 with acoustic fleece.
- Fire resistance: 60–90 minutes.
2. Best Applications
- Schools in humid or coastal regions.
- Conference rooms needing high acoustic absorption.
3. Case Study: Amman Technical School
PRANCE aluminium clip-in system reduced reverberation to 0.58 seconds, achieving NRC 0.81.
Steel Clip In Grid Systems
1. Features
- Strong load-bearing capacity.
- NRC 0.75–0.80 with insulation.
- Fire resistance: 90–120 minutes.
2. Best Applications
- Auditoriums and multi-story schools.
- Offices requiring speech privacy.
3. Case Study: Dushanbe Business Complex
Armstrong steel clip-in system maintained NRC 0.77 and 120-minute fire resistance over 12 years.
Comparing Aluminium vs. Steel Grid Systems
|
Feature |
Aluminium |
Steel |
|
NRC |
0.78–0.82 |
0.75–0.80 |
|
STC |
≥38 |
≥40 |
|
Fire Resistance |
60–90 min |
90–120 min |
|
Service Life |
25–30 yrs |
20–25 yrs |
|
Weight |
Lightweight |
Heavy-duty |
|
Best For |
Humid/coastal zones, classrooms |
Fire-rated halls, offices |
Acoustic Grid Configurations
1. Perforated Aluminium with Acoustic Fleece
- NRC: 0.80–0.82.
- Used in classrooms and conference rooms.
2. Steel with Mineral Infill
- STC ≥40.
- Used in offices needing speech privacy.
3. Case Study: Tajikistan Smart School
Hybrid grid achieved NRC 0.80 and STC 42, balancing clarity and privacy.
Fire-Rated Assemblies
Grid systems must integrate with fire-rated assemblies.
- Aluminium clip-in systems: 60–90 minutes.
- Steel clip-in systems: 90–120 minutes.
- Standards: ASTM E119, EN 13501.
Case Study: Sohar Training Center
SAS steel clip-in grid delivered 120-minute fire resistance while meeting NRC 0.78.
Sustainable Grid Systems
Modern projects demand sustainability.
- Aluminium: ≥70% recycled content.
- Steel: ≥60% recycled content.
- Fully recyclable at end-of-life.
Case Study: Panjakent Green Conference Hall
USG Boral aluminium grids reduced embodied carbon by 18% while achieving NRC 0.80.
Grid Customization and Design Options
1. Perforation Patterns
- Circular, square, or bespoke for acoustic tuning.
2. Coating Finishes
- Powder coatings in RAL colors for heritage schools.
3. Integration
- Smart-ready grids with lighting and HVAC slots.
Maintenance Considerations
- Aluminium: Requires minimal anti-corrosion upkeep.
- Steel: Needs periodic anti-rust inspection.
- Access: Demountable tiles allow easy servicing.
Preventive Schedule
|
Task |
Aluminium |
Steel |
|
Dusting |
Quarterly |
Quarterly |
|
Acoustic fleece replacement |
5–7 yrs |
5–7 yrs |
|
Coating inspection |
10 yrs |
5–7 yrs |
|
Fire assembly check |
Annual |
Annual |
Performance Over Time
|
Material |
NRC After Install |
NRC After 10 Years (Maintained) |
NRC After 10 Years (Unmaintained) |
|
Aluminium |
0.82 |
0.79 |
0.70 |
|
Steel |
0.80 |
0.77 |
0.68 |
|
Gypsum |
0.55 |
0.45 |
0.35 |
|
PVC |
0.50 |
0.40 |
0.30 |
Standards and Compliance
- ASTM C423: NRC acoustic testing.
- ASTM E336: STC measurement.
- ASTM E119 / EN 13501: Fire resistance.
- ASTM E580: Seismic performance.
- ISO 3382: Room acoustics.
- ISO 12944: Corrosion protection.
- ISO 14001: Environmental management.
The Role of PRANCE
PRANCE manufactures aluminium clip-in ceiling tiles with concealed grid systems. With NRC ≥0.75, STC ≥40, fire resistance of 60–90 minutes, and service life of 25–30 years, PRANCE systems are designed for schools, universities, and conference facilities worldwide. Connect with PRANCE today to find the right ceiling solution for your project. Our team offers expert guidance, technical support, and customized designs to meet your acoustic, fire-rated, and sustainability requirements.
FAQs
1. What is the main advantage of clip-in grids over lay-in systems?
They provide seamless aesthetics and stronger acoustic integrity.
2. Which material is better for humid regions?
Aluminium, due to its corrosion resistance.
3. Can clip-in grids support integrated lighting?
Yes, smart-ready systems allow lighting and HVAC integration.
4. How long do grid systems last with maintenance?
Aluminium: 25–30 years, Steel: 20–25 years.
5. Are gypsum or PVC grids viable alternatives?
No, they lack fire safety, durability, and acoustic efficiency.