Q1: Why are airtightness and weatherproofing important in modular construction?

They help prevent air leakage, moisture intrusion, and weather-related damage while improving energy efficiency and occupant comfort.

Q2: How do manufacturers improve building envelope performance?

Manufacturers optimize connection details, sealing materials, insulation systems, waterproof membranes, and factory quality control processes.

Q3: What do international buyers usually evaluate?

Buyers commonly review airtightness testing, waterproof performance, energy efficiency, product durability, and compliance with building standards.

Q4: What are the future trends?

Future developments are expected to include advanced sealing technologies, smart moisture monitoring, high-performance envelope materials, and digital quality verification.