EZ Plenum EZLP20X4 Assembled Fiberglass Linear Plenum Box fits 20"-Inch 2-Slot Diffuser orifice 2-stage gas valve

2-stage gas valve

This is a Genuine Original Equipment Manufacturer (OEM) Trane part# RLY2807

relay phase monitor control board

This is a R6-rated fiberglass "knocked-down" linear plenum box that fits a 20"-inch 2-slot (1"-inch slot width) linear diffuser grille

EZ Plenum EZLP20X4 Assembled Fiberglass Linear Plenum Box fits 20"-Inch 2-Slot Diffuser orifice 2-stage gas valveThis is a R6 rated fiberglass "assembled" linear plenum box that fits a 20" inch 2 slot (1" inch slot width) linear diffuser grille. The standard height of our linear plenum boxes are about 12" inches high. This plenum box is manufactured to fit most 2 slot (1" inch slot width) linear grilles, however, there are exceptions therefore please see product specifications below for duct opening size and overall dimensions to confirm it will fit your brand