12. The return air pressure relief vent of claim 9 in which said grill includes a screen. 13. The return air pressure relief vent of claim 1 in which said baffle structure includes a honeycomb structure, said honeycomb structure including at least some of the said plurality of passages. ...
return vents are for air being pulled back into the air conditioning (and heating) system. It’s not uncommon to hear the terms register, grill or return somewhat interchangeably – but generally speaking, the HVAC system ducts are
grill panels 售后服务 线上技术支持 原产地 GUA 质保服务 5年 品牌 CZE grill panels 型号 grill panels Application Interior Wall Decoration Material Wood-plastic Composite Environmental Material Product name WPC Decorative Wall Panel Usage Indoor Wall Panel Decration Color Customer Require Function Moisture-...