Manrose Intervent Extractor Fan - Low Voltage Fan With Timer Transformer

The Manrose Intervent NV100LVT 100mm (4") low voltage (12v) extractor fan comes with an adjustable...

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B&QB&Q - Nvf100Lvt 100mm (4") Low Voltage Bathroom Extractor Fan With Timer TransformerQuietWall/ceiling Mounted
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£57.99
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Product Information

Full details

The Manrose Intervent NV100LVT is a 100mm low voltage (12v) extractor fan designed for bathrooms, offering an adjustable electronic timer for enhanced convenience. It excels at efficiently removing excess moisture and odors, improving indoor air quality. A potential consideration is its fixed extraction rate which may not suit all room sizes without proper ducting. Key features include a quiet, durable motor, adjustable timer, and suitability for wall or ceiling mounting.

All features

Model Part NumberNVF100LVT
BrandManrose

Extended Product Information

FAQs

What is the purpose of the adjustable electronic timer?

The adjustable electronic timer allows the fan to continue running for a set period (1-20 minutes) after the switch that activated it has been turned off, ensuring complete ventilation of steam or odors.

Is this fan suitable for a large bathroom?

The fan has an extraction rate of 85m³hr. For optimal performance in larger bathrooms, ensure that appropriate ducting is installed and consider its placement within the room.

Can I install this fan myself?

While mounting and basic connection can be straightforward, the low voltage (12v) wiring requires connection to a transformer and mains power, which should ideally be performed by a qualified electrician for safety.

How do I clean the extractor fan?

Gently wipe the exterior grille and casing with a soft, damp cloth. Avoid using harsh chemicals or abrasive cleaners. Ensure the power is off before cleaning.

What is the noise level of this fan?

The fan operates at a noise level of 41 dB(A), which is considered relatively quiet for an extractor fan.

Does it come with a transformer?

> Info needed: Confirmation if the transformer is included with the fan unit or needs to be purchased separately.

Troubleshooting

Fan does not turn on

Check that the power supply is connected to the transformer and the transformer is correctly wired to the fan. Ensure the circuit breaker is on. Verify the fan switch is activated.

Fan runs continuously and does not turn off

The timer setting may be incorrectly configured or the connection to the control switch might be faulty. Reset the timer and check wiring. If connected to a light switch, ensure the light is off.

Fan is noisy

Check for any obstructions in the fan impeller or ducting. Ensure the fan is securely mounted. The motor has pre-oiled bearings, so lubrication is typically not required.

Low airflow or extraction rate

Ensure ducting is not kinked or blocked. Clean the fan grille and impeller. Check if the external vent is obstructed.

Pros and Cons

Pros

  • Enhanced safety due to low voltage (12v) operation.
  • Adjustable timer provides user control over ventilation duration.
  • Effective at removing moisture and odors for improved air quality.
  • Quiet operation ensures minimal noise disturbance.
  • Durable construction with pre-oiled bearings for longevity.
  • Flexible installation options for walls or ceilings.

Cons

  • Fixed extraction rate may require careful consideration for room size.
  • Low voltage requires a transformer, adding a component to installation.
  • Timer is electronic and adjustable, but may not suit all users' preferences for manual control.
  • Installation may require a qualified electrician due to low voltage wiring.

Setup, Compatibility & Care

Setup:

  1. Safety First: Ensure the power supply is disconnected before installation.
  2. Mounting: The fan can be mounted on a wall or through a window using appropriate fixtures (not included).
  3. Ducting: Connect the appropriate size ducting (100mm) to the fan outlet and route it to an external vent.
  4. Electrical Connection: Connect the low voltage (12v) transformer to the mains supply and the fan unit. This step typically requires a qualified electrician due to mains voltage wiring.
  5. Timer Adjustment: Use the electronic controls to set the desired run-on timer delay (1-20 minutes).

Compatibility:

  • Requires a 100mm diameter duct.
  • Requires a 12v power supply via a compatible transformer.
  • Can be wired to a light switch, separate switch, or humidity sensor (sold separately).

Care:

  • Regular Cleaning: Periodically wipe the fan grille and casing with a soft, damp cloth. Do not use abrasive cleaners.
  • Impeller Check: Ensure the fan impeller (blades) is free from dust and debris. A gentle brush can be used for cleaning.
  • Filter Maintenance (if applicable): Check and clean any filters according to manufacturer instructions.

> Info needed: Specific details on recommended cleaning agents and frequency. Information on any user-serviceable filters.

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