this model is a direct-acting or hung-diaphragm type designed to operate correctly from 0 to 5 PSI
With a substantial 2" NPT connection and an impressive 60 Cv flow coefficient
swapping out these OEM Raypak replacement parts is a standard procedure for resolving intermittent "no-flow" errors or false flame detections often caused by clogged burner orifices
significantly reducing on-site commissioning time and labor costs for contractors
reducing the risk of bypass or leakage that can occur with generic seals
BROAN-NuTone S97011668 Grille 326058-755 this model is a direct-actingUpgrade or restore ventilation performance with the BROAN NuTone S97011668 Grille, a genuine OEM component engineered for high efficiency air circulation. This white replacement exhaust fan grille is designed specifically for the Broan 670, 671, 688, and 689 series, as well as several NuTone and Nautilus legacy models. Its spring mounted configuration ensures a flush, secure fit against the ceiling, effectively concealing drywall cutouts while