This is a R6-rated fiberglass "assembled" linear plenum box that fits a 24"-inch 3-slot (3/4"-inch slot width) linear diffuser grille
ACiQ 5kW Electric Heat Kit (CPHEATER064B00) for Packaged HVAC Units
This is a R6-rated fiberglass "assembled" linear plenum box that fits a 36"-inch 3-slot (3/4"-inch slot width) linear diffuser grille
The 24x24 Modern Linear Slot Return Grille with Filter is designed to replace the appearance of traditional stamped return grilles while still providing convenient filter access for routine maintenance
This is a Genuine Original Equipment Manufacturer (OEM) Carrier part# HH18HA452
EZ Plenum 18" Industrial Mill Finish Linear Slot Supply Diffuser - 2 Slot - Modern Air Vent Cover - Aluminum Register Grille for Ceiling, Wall & Floor actuators This is a R6-rated fiberglass18" Linear Slot Diffuser 2 Slot Mill Finish Modern Aluminum Air Vent Upgrade your HVAC airflow with the EZ Plenum 18" Linear Slot Diffuser, 2 Slot, designed for modern interiors and reliable air distribution. Manufactured from durable aluminum, this diffuser delivers a clean, architectural look while maintaining efficient airflow for residential and light commercial applications. Ideal for ceilings or walls, this 18" double slot linear slot diffuser