Plastic Square to Round Vent Adapter 550*550/350mm

Product Name: Plastic Square to Round Adaptor 550×550 / 350 mm

Overview:
This plastic square-to-round adaptor is designed for HVAC ducting systems, providing a smooth connection between a square ceiling grille or diffuser and a round duct. With a square end size of 550×550 mm and a round end diameter of 350 mm, it ensures reliable airflow distribution and easy integration into ventilation systems.

Key Features:

• Connects square ceiling grille or diffuser (550×550 mm) to round duct (350 mm)

• Durable plastic construction, lightweight and easy to install

• Ensures stable airflow transition and balanced distribution

• Corrosion-resistant for long-term use

Specifications:

• Square End Size: 550×550 mm

• Round End Size: Ø350 mm

• Material: Plastic

• Application: HVAC grille and diffuser connections

Usage Scenarios:

• Connection of ceiling grilles to round ducts in HVAC systems

• Diffuser installations requiring square-to-round transitions

• Ventilation systems in residential, commercial, and light industrial buildings