Choosing the right exhaust fan cover can refresh the look of a kitchen vent while preserving airflow and reducing wear. The following selections focus on 11 1/2 inch by 11 1/2 inch grilles compatible with Nutone, Broan, and similar through‑the‑wall fans (models like 509S‑A and 509S‑B). Each option emphasizes durable materials, easy installation, and long‑term performance. Explore five well‑matched replacements, followed by a practical buying guide to help you compare features such as material, installation, and compatibility.
| Product | Brand | Size | Notes |
|---|---|---|---|
| 97011790 Grille For Nutone / Broan | JIANBENKJ | 11 1/2″ x 11 1/2″ | Replaces old style; compatible with Nutone 509S‑A, 509S‑B |
| Nutone 97011790 Broan Grille | Nutone | 11 1/2″ x 11 1/2″ | Replaces old style; for 509S‑A, 509S‑B |
| 97011790 S97011790 Grille Conversion Kit | FixIdea | 11 1/2″ x 11 1/2″ | Through‑wall fan replacement; reinforced design |
| 97011919 Bathroom Exhaust Fan Cover | VTNPQ | 11 1/2″ x 11 1/2″ | Fits 503‑B, 503‑C, 505‑B, 507‑C, 509‑C; durable ABS |
| Goosuroo 97011790 Grille Upgrade | Goosuroo | 11 1/2″ x 11 1/2″ | OEM size; copper/stainless hardware upgrade |
97011790 Grille For Nutone / Broan Through The Wall Fans
Brand: JIANBENKJ. Size: 11 1/2″ x 11 1/2″. Replacement Part#: 97011790. This grille is designed to fit Nutone 509S‑A and 509S‑B wall fans, offering a straightforward upgrade path from older grilles. Made of durable plastic to withstand long‑term use. Compatible with Broan/Nutone through‑the‑wall ventilation systems and intended to replace the old style grille while preserving airflow.
Nutone 97011790 Broan Grille (Replaces Old Style)
Brand: Nutone. Size: 11 1/2″ x 11 1/2″. This Broan grille replacement is designed to replace the old style 509S‑A and 509S‑B wall fans parts. It is manufactured in the United States and fits standard 11.5‑inch square openings, providing a simple restoration with reliable airflow.
97011790 S97011790 Grille Conversion Kit
Brand: FixIdea. Size: 11 1/2″ x 11 1/2″. Replacement kit addressing 509S‑A, 509S‑B, 509SMG, 503, 505, 507, 509S models. Features a contemporary design that supports improved airflow, with reinforced metal threads and screws for a secure fit. Intended as a durable replacement for older grilles in kitchen exhaust or bathroom ventilation systems, with easy installation despite some model‑specific fit considerations.
97011919 Replacement For 503‑B / 509‑C Series
Brand: VTNPQ. Size: 11 1/2″ x 11 1/2″. Specifically designed to replace S97011919 and to fit 503‑B, 503‑C, 505‑B, 507‑C, 509‑C models. Made from durable ABS plastic and includes a 11.5″ square opening. Notable for compatibility with kitchen exhaust and bathroom through‑the‑wall installations, emphasizing airflow efficiency and a clean, updated appearance. Important installation note: no control knob hole; verify knob placement before purchase.
UPGRADED 97011790 Grille For Nutone / Broan
Brand: goosuroo. Size: 11 1/2″ x 11 1/2″. OEM size and color with strengthened knob threads and screws using copper and stainless steel components. Includes a note that a small top‑right hole is present for the control knob; confirm compatibility with your existing grille. Durability is enhanced through hardening and heat treatment processes, aiming for a longer service life and improved feel compared to standard grilles.
Nutone Nautilus / Broan Replacement Filter (Not a Grille)
Brand: Nutone. Size: 9-1/2″ diameter filter. Although this entry is a filter rather than a grille, it complements through‑the‑wall ventilation systems by supporting air filtration on compatible models, including Nautilus and several Broan variants. Useful for maintaining air quality alongside a grille upgrade in kitchen exhaust configurations.
Amazinpure 97006931 Filter Replacement
Brand: Amazinpure. Size: 10.5″ x 8.75″ x 0.13″ (approx). Compatible with Nutone vent hood filters and several related models (e.g., BP29, 88150, 99010121). Designed as an exact fit filter replacement to improve efficiency and air quality in kitchen exhaust systems, with emphasis on correct matching dimensions before purchase. Includes guidance on model compatibility and replacement accuracy.
Buying Guide: Key Purchase Considerations
- Size and fit: Verify the exact grille dimensions (commonly 11.5″ x 11.5″) and opening shape to ensure a snug fit without modifying the wall or fan housing.
- Material and durability: ABS plastic is standard for many grilles, offering impact resistance and moisture tolerance. Some upgraded options use metal threads or copper components for longevity.
- Compatibility: Confirm model compatibility (e.g., 509S‑A, 509S‑B, 503, 505, 507, 509‑C) and whether your current grille has a knob hole or if the replacement requires a hole for a control knob.
- Installation: Consider whether the grille arrives with necessary mounting hardware or requires screws, and whether the design supports easy surface or flush installation.
- Aesthetics and airflow: A grille with contemporary lines can refresh a room’s look, but ensure it does not obstruct airflow. Some upgraded designs emphasize better air passage with reinforced structures.
- Included filters (optional): In some cases, matching a filter replacement is beneficial in addition to a new grille, especially for kitchens with higher grease exposure.
- Brand and warranty: Reputable brands with clear replacement parts warranties can reduce the risk of misfit or premature failure.