- Companies
- Plumbers and heating engineers
- Ferndown
- Airbox Ventilation Ltd
Airbox Ventilation Ltd
- Company number
- 11230348
- Incorporated
- 28 Feb 20188 years trading
- Registered office
- The Old Exchange, 521 Wimborne Road East, Ferndown, Dorset, BH22 9NH
- Nature of business
- Plumbing, heat and air-conditioning installation
Airbox Ventilation Ltd is a 8-year-old private limited company registered in Ferndown, company number 11230348, one of 25 plumbing and heating companies in Ferndown. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets down £4,885 (-18%) on the year before, to £22K.
- Net assets rose in 2 of 6 year-on-year comparisons on record.
- Current assets of £58K against £30K owed within a year: 1.9 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | £22K | £58K | £30K | 2 | |
| 29 Feb 2024 | £27K | £57K | £23K | 2 | |
| 28 Feb 2023 | £49K | £100K | £42K | 2 | |
| 28 Feb 2022 | £29K | £68K | £24K | 1 | |
| 28 Feb 2021 | £28K | £83K | £41K | 1 | |
| 29 Feb 2020 | £31K | £59K | £38K | 1 | |
| 28 Feb 2019 | £32K | £42K | £20K | 1 |
Where Airbox Ventilation Ltd is registered
The registered office is in Ferndown (BH22), in the Dorset local authority area, South West. Show BH22 9NH on a map.
Other trade companies in BH22
- Hac Building LtdBuilders
- Gracious & Co Developments LtdProperty developers
- Wessex Carpets LtdFloor and wall tilers
- J G S Roofing LtdBuilders
- LPR Cars LimitedMotor traders
- Domestic Angels Ferndown LtdCleaning companies
- Proudly Powered LtdElectricians
- Advanced Fire Detection LtdInstallers
Shared registered office
42 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Airbox Ventilation Ltd files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 30 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 2028 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- 11230348
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 February 2018 (8 years ago)
- Registered office
- The Old Exchange, 521 Wimborne Road East, Ferndown, Dorset, BH22 9NH
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 28 February (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 7 March 2026
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Ferndown
Other active plumbing and heating companies registered in Ferndown.
- Airoducts Limited2013
- Avon Forest Chimneys Ltd2012
- Bournemouth Plumbing Solutions Ltd2011
- Compass Building Services Limited2022
- Eco Heat Wilts Ltd2015
- Ferngas Limited2003
- Flo-Rite Limited2024
- Freeflow Services South Limited2022
All plumbing and heating companies in Ferndown · All trades in Ferndown · Plumbers and heating engineers across the UK
Frequently asked questions
When are Airbox Ventilation Ltd's accounts due?
Airbox Ventilation Ltd's next accounts are due at Companies House by 30 November 2026 (in 49 days), covering the period to 28 February 2026.
When is Airbox Ventilation Ltd's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is Airbox Ventilation Ltd still trading?
Airbox Ventilation Ltd is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does Airbox Ventilation Ltd do?
Airbox Ventilation Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Airbox Ventilation Ltd?
Airbox Ventilation Ltd was incorporated on 28 February 2018, 8 years ago.
What is the penalty if Airbox Ventilation Ltd files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View Airbox Ventilation Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.