VENTAHOOD 40 3/8" 900 CFM Wall Mount Liner Insert in Stainless Steel - BH340PSLBSS
When you need the largest Magic Lung blower capacity but have a limited width, the BHPSLB model is the right choice. Click on the models for a list of our base model numbers for standard sizes; simply select the model you need, and then specify the finish [painted or stainless steel]. All liners in this series are 22 1/2" deep. Recommended mounting height is 27" - 30" above the cooking surface. All Vent-A-Hood products are suitable for use in damp locations [outdoor applications such as a covered patio] when installed in a GFCI protected branch circuit.
What our Experts Think
What Our Experts Think
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High‑Performance Ventilation in a Compact Liner – The Vent‑A‑Hood 40 3/8″ Wall Mount Liner delivers 900 CFM airflow through dual B200 & B100 internal blowers, providing plenty of suction for heavy cooking and grease capture in a slimmer footprint.
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Filterless Magic Lung® Efficiency – Experts highlight the patented filterless centrifugal design, which traps grease and smoke more effectively than traditional mesh/baffle systems while maintaining steady, unobstructed airflow.
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Quiet & Easy to Maintain – Rated around 6.3 sones, this insert is considered quietest at all speeds for its class, and the blower housing and grease collection are designed for simple cleaning.
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Adaptive Heat‑Sensing Performance – SensaSource® heat detection automatically increases blower speed as cooking heat rises, reducing manual adjustments and boosting safety and capture efficiency.
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Built‑in Illumination – Integrated LED/halogen lighting improves visibility over the cooking surface while blending into custom hood enclosures.
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Fire‑Safe by Design – The Magic Lung® system is inherently fire‑safe, helping minimize flame spread into ductwork — a safety benefit noted in engineering reviews of Vent‑A‑Hood technology.
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Installation Insight – Experts recommend a mounting height of ~27″–30″ above the cooktop and a minimum 10″ round duct to maximize capture performance and airflow.
Q&A
Q: What size is this wall mount liner insert?
A: 40 3/8‑inch wide wall mount liner designed for custom hood builds.
Q: How powerful is the ventilation?
A: 900 CFM airflow efficiently removes smoke, grease, and kitchen odors.
Q: Does it use filters?
A: Yes — includes removable baffle filters for effective grease capture and easy cleaning.
Q: Is this unit quiet?
A: Yes — engineered for low‑noise, high‑performance ventilation.
Q: What is the finish?
A: Durable stainless steel for a sleek, professional kitchen look.
Q: Is it ducted or ductless?
A: Ducted installation required for optimal performance.
Q: Where is this installed?
A: Designed as a liner insert for built‑in or custom wall hood projects.
Q: Is it easy to maintain?
A: Yes — removable baffle filters make maintenance simple.
Q: What is the recommended installation height?
A: Typically around 30 inches above the cooktop, following local codes.
Q: Who is this best for?
A: Homeowners and remodelers needing 900 CFM ventilation in a custom wall mount hood setup.
Maintenance Tips
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Weekly Exterior Clean: Wipe the stainless steel liner with a soft cloth and mild detergent or stainless‑steel cleaner, following the metal grain to preserve finish and prevent streaks. Avoid abrasive pads or harsh chemicals that can scratch the surface.
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Interior Grease Removal: Periodically wipe the interior surfaces to remove grease buildup that can diminish airflow and performance.
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Fan & Blower Area: Though this model features a filterless design, check the fan/blower region periodically and gently clean any grease or dust to maintain optimal suction.
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Duct & Vent Inspection: Inspect your ductwork and external vent caps seasonally for blockages or buildup to ensure smooth airflow.
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Lights & Controls: Wipe lights and control surfaces with a damp cloth; avoid excess moisture near wiring.
