We are seeking a reliable supplier for galvanized steel sheets to fulfill a government ministry project requirement. The materials will be used for infrastructure development under an official procurement program. This supply agreement will span 12 months with consistent monthly deliveries required.  

Please confirm your production capacity and quality certifications. Specifications regarding thickness, zinc coating grade, and sheet dimensions need to be clarified. Samples may be requested prior to formal contract signing.

 
We require smoke exhaust vent plates meeting the following specifications:  

Material: Galvanized Steel / Stainless Steel  
Compliance: NFPA 92 / EN 12101 standards  
Fire Rating: Minimum 2-hour certification  
Construction:  
- Neck Size: 1125 mm x 525 mm  
- Surface Size: 1175 mm x 575 mm  
- Duct Connection: 750 mm x 750 mm  
- Cutout Size: 770 mm x 770 mm  

Features Required:  
? Integrated louvers system  
? Complete mounting frame with accessories  
? DC24V local actuation switch  

Quantity: 228 units  
Installation Requirements:  
- Ceiling-mounted configuration  
- Air-tight installation per manufacturer guidelines  
- Full fire performance compliance  

Delivery Requirement: 3 weeks after order confirmation  

Please provide:  
1. Technical specifications sheet  
2. MOQ and unit pricing  
3. Certifications documentation  
4. Installation manual reference