- Companies
- Plumbers and heating engineers
- Burnley
- Flow Therm Ltd
Flow Therm Ltd
- Company number
- 11881770
- Incorporated
- 14 Mar 20197 years trading
- Registered office
- The Landmark, School Lane, Burnley, BB11 1UF
- Nature of business
- Plumbing, heat and air-conditioning installation; Wholesale of hardware, plumbing and heating equipment and supplies
Flow Therm Ltd is a 7-year-old private limited company registered in Burnley, company number 11881770, one of 37 plumbing and heating companies in Burnley. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £39K (-43.2%) on the year before, to £51K.
- Net assets rose in 3 of 5 year-on-year comparisons on record.
- Current assets of £57K against £6,034 owed within a year: 9.5 times cover.
- 2 employees on average, up from 1 the year before.
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £51K | £57K | £6,034 | 2 | |
| 31 Mar 2024 | £91K | £110K | £31K | 1 | |
| 31 Mar 2023 | £94K | £144K | 1 | ||
| 31 Mar 2022 | £20K | £55K | £36K | 1 | |
| 31 Mar 2021 | £5,596 | £29K | £30K | 1 | |
| 31 Mar 2020 | -£147 | -£24K | £24K | 1 |
Where Flow Therm Ltd is registered
The registered office is in Burnley (BB11), in the Burnley local authority area, North West. Show BB11 1UF on a map.
Other trade companies in BB11
- Northoak Facilities LtdBuilders
- S&D Exterior Cleaning LtdCleaning companies
- B & H Exterior Cleaning LtdCleaning companies
- Mariners Auto Solutions LtdMechanics and garages
- Railway ST Motors LtdMotor traders
- Waterloo Tyres Burnley LtdMotor traders
- Excellence Motors LimitedMotor traders
- Ashcroft Land Partners LtdProperty developers
Also registered at this address
2 other companies use the same registered office as Flow Therm Ltd.
- Lifesaver Engineering LtdPlumbers and heating engineers
- Proactive Developments NW LtdProperty developers
What happens if Flow Therm 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 11881770
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 March 2019 (7 years ago)
- Registered office
- The Landmark, School Lane, Burnley, BB11 1UF
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Wholesale of hardware, plumbing and heating equipment and supplies (SIC 46740) - Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 11 March 2026
- Previous names
- Unical Boilers Ltd (until 3 Jun 2019)
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 Burnley
Other active plumbing and heating companies registered in Burnley.
- Harris Heating (NW) Ltd2003
- HBC Supplies Limited2015
- Housing Solutions for You Limited2026
- Infinity Energy Solutions Ltd2025
- JKL Heating & Plumbing Limited2011
- KTC Plumbing and Heating Limited2023
- L&E Contractors Ltd2022
- Lifesaver Engineering Ltd2022
All plumbing and heating companies in Burnley · All trades in Burnley · Plumbers and heating engineers across the UK
Frequently asked questions
When are Flow Therm Ltd's accounts due?
Flow Therm Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Flow Therm Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Flow Therm Ltd still trading?
Flow Therm 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 Flow Therm Ltd do?
Flow Therm Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Wholesale of hardware, plumbing and heating equipment and supplies (SIC 46740).
How old is Flow Therm Ltd?
Flow Therm Ltd was incorporated on 14 March 2019, 7 years ago.
What is the penalty if Flow Therm 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 Flow Therm 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.