
Manthorpe Round Soffit Vents 70mm – Anthracite Grey
£3.89Inc. VAT
- Fitting
- Push-fit
- Hole
- Ø70mm hole
- Finish
- Anthracite grey
Finish
Pack
- Real peopleStaffordshire team · 01889 441 404
- Secure checkoutEncrypted payment via Shopify
- Free UK deliveryOn orders over £75
What it does
Fitting notes
Delivery & returns
Free UK delivery on orders over £75. Packed and sent from our UK warehouse. Delivery policy Returns policy
- Free UK delivery over £75
- Packed in our UK warehouse
- Real help on 01889 441 404
- Secure checkout
- Trade-name manufacturers
- Free UK delivery over £75
- Packed in our UK warehouse
- Real help on 01889 441 404
- Secure checkout
- Trade-name manufacturers
See it fitted
Fitted by hand. Finished properly.
Round soffit vents push straight into a pre-drilled hole. No tools, no trade skills, and the roof starts breathing straight away.
Fits a Ø70 mm soffit hole

In the home
Let the roof breathe.
Moving air stops winter condensation settling into timber and plaster. Small vents, fitted in minutes, keep a house dry for years.
Side by side
Good to know
Questions before you buy
Finish the job
Often bought for the same job
Manthorpe Round Soffit Vents 70mm – Anthracite Grey
Anthracite Grey push-in soffit vents for roof and eaves ventilation. Slot them into the soffit board before installation on new builds, or retro-fit into existing soffits.
Key features
- Push-and-twist fit into a drilled hole
- Evenly spaced slots keep out large insects but resist blocking by debris, paint or water droplets
- Durable polypropylene
- Meets building regulations
- UV-resistant to stop sunlight fade
Specification
- Vent diameter: 80mm
- Drill hole: 70mm
- Depth: 15mm
- Free airflow: 2,150mm² per vent
- Colour: Anthracite Grey
- Pack size: Choose from the options
Spacing guide
- 10,000mm²/m of free airflow: fit at 200mm centres
- 25,000mm²/m of free airflow: fit at 86mm staggered centres
Fitting
Drill a 70mm hole in the soffit board, push the vent in and twist to lock.