Import/export HS code 840310: Central heating boilers
Boilers designed for heating buildings or homes, not for steam production
Why this is important if you are looking for potential customers in the UK:
- It helps you understand the market size for your product in the UK.
- It provides you with a list of potential leads who have bought similar products.
* UK only, last 24 months analysed
Imports by country
What this shows: Import market volume by exporter country into the UK.
Top 5 values
| Country | £ |
|---|---|
| Germany | 168,894,210 |
| Ireland | 78,061,564 |
| Turkey | 70,850,907 |
| Portugal | 34,539,314 |
| Italy | 32,458,106 |
Countries rank shift: first 12 months vs second 12 months
What this shows: Countries are on both sides of the Sankey. Left side is sorted by first 12-month volume, right side by second 12-month volume, so rank changes are visible from line crossings.
Top 10 values
| Country | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| Germany | 112,346,015 | 56,548,195 | -55,797,820 |
| Ireland | 45,035,726 | 33,025,838 | -12,009,888 |
| Turkey | 12,304,527 | 58,546,380 | +46,241,853 |
| Portugal | 18,173,098 | 16,366,216 | -1,806,882 |
| Italy | 21,422,677 | 11,035,429 | -10,387,248 |
| Netherlands | 18,202,993 | 12,147,332 | -6,055,661 |
| South Korea | 9,230,128 | 2,994,257 | -6,235,871 |
| Slovakia | 6,716,827 | 4,699,680 | -2,017,147 |
| France | 4,991,530 | 2,566,033 | -2,425,497 |
| Sweden | 3,226,679 | 2,378,814 | -847,865 |
Imports by country of origin
What this shows: Import volume by production origin country. Differences from exporter-country data can indicate re-export routes.
Top 5 values
| Origin | £ |
|---|---|
| Turkey | 153,347,995 |
| Germany | 73,416,532 |
| Ireland | 63,000,291 |
| Portugal | 38,873,262 |
| Netherlands | 26,709,176 |
Country of origin rank shift: first 12 months vs second 12 months
What this shows: Origin countries are on both sides of the Sankey. Left side is sorted by first 12-month import value, right side by second 12-month import value, so rank changes are visible from line crossings.
Top 10 values
| Origin | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| Turkey | 80,128,377 | 73,219,618 | -6,908,759 |
| Germany | 36,438,025 | 36,978,507 | +540,482 |
| Ireland | 35,712,740 | 27,287,551 | -8,425,189 |
| Portugal | 22,274,585 | 16,598,677 | -5,675,908 |
| Netherlands | 15,634,866 | 11,074,310 | -4,560,556 |
| Italy | 13,921,831 | 8,209,657 | -5,712,174 |
| Slovakia | 11,033,413 | 9,387,378 | -1,646,035 |
| Poland | 10,967,194 | 5,113,715 | -5,853,479 |
| South Korea | 10,029,602 | 2,994,257 | -7,035,345 |
| France | 4,920,049 | 2,422,779 | -2,497,270 |
Importers across UK regions
What this shows: Number of importing companies by UK ITL2 region.
Top 5 values
| UK region | Companies |
|---|---|
| Hampshire and Isle of Wight | 10 |
| Berkshire, Buckinghamshire and Oxfordshire | 9 |
| Inner London - West | 8 |
| Derbyshire and Nottinghamshire | 7 |
| Herefordshire, Worcestershire and Warwickshire | 7 |
UK regions rank shift: first 12 months vs second 12 months
What this shows: UK regions are on both sides of the Sankey. Left side is sorted by first 12-month importer count, right side by second 12-month importer count, so rank changes are visible from line crossings.
Top 10 values
| UK region | First 12m | Second 12m | Delta |
|---|---|---|---|
| Hampshire and Isle of Wight | 7 | 6 | -1 |
| Berkshire, Buckinghamshire and Oxfordshire | 6 | 6 | +0 |
| Inner London - West | 6 | 5 | -1 |
| Derbyshire and Nottinghamshire | 6 | 6 | +0 |
| Herefordshire, Worcestershire and Warwickshire | 7 | 6 | -1 |
| Kent | 6 | 3 | -3 |
| Leicestershire, Rutland and Northamptonshire | 6 | 4 | -2 |
| North Somerset, Somerset and Dorset | 6 | 4 | -2 |
| Shropshire and Staffordshire | 5 | 6 | +1 |
| Devon | 4 | 4 | +0 |
Import volume by transport
What this shows: Import value by transport mode used to bring goods into the UK.
Top 5 values
| Transport | £ |
|---|---|
| Roll on Roll off (RORO) | 278,947,024 |
| Road transport | 128,927,645 |
| Sea transport (not vehicle on ferry) | 47,381,846 |
| Other | 15,266,423 |
| Air transport | 2,877,671 |
Transport rank shift: first 12 months vs second 12 months
What this shows: Transport modes are on both sides of the Sankey. Left side is sorted by first 12-month import value, right side by second 12-month import value, so rank changes are visible from line crossings.
Top 10 values
| Transport | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| Roll on Roll off (RORO) | 156,073,937 | 122,873,087 | -33,200,850 |
| Road transport | 67,797,916 | 61,129,729 | -6,668,187 |
| Sea transport (not vehicle on ferry) | 28,827,885 | 18,553,961 | -10,273,924 |
| Other | 9,339,430 | 5,926,993 | -3,412,437 |
| Air transport | 1,688,555 | 1,189,116 | -499,439 |
Import volume by port
What this shows: Import value handled by each UK port.
Top 5 values
| Port | £ |
|---|---|
| ZLC | 129,154,814 |
| Dover / Eurotunnel | 80,092,327 |
| Fishguard | 55,076,672 |
| Felixstowe | 37,435,331 |
| Dover | 37,221,086 |
Port rank shift: first 12 months vs second 12 months
What this shows: Ports are on both sides of the Sankey. Left side is sorted by first 12-month import value, right side by second 12-month import value, so rank changes are visible from line crossings.
Top 10 values
| Port | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| ZLC | 68,164,735 | 60,990,079 | -7,174,656 |
| Dover / Eurotunnel | 42,401,947 | 37,690,380 | -4,711,567 |
| Fishguard | 32,711,095 | 22,365,577 | -10,345,518 |
| Felixstowe | 18,661,481 | 18,773,850 | +112,369 |
| Dover | 20,254,477 | 16,966,609 | -3,287,868 |
| London | 19,828,512 | 14,014,210 | -5,814,302 |
| Immingham Docks | 9,108,905 | 11,507,990 | +2,399,085 |
| 000 | 9,339,430 | 5,926,993 | -3,412,437 |
| Eurotunnel | 7,990,329 | 4,671,352 | -3,318,977 |
| Southampton | 8,468,626 | 369,680 | -8,098,946 |
Importer companies by SIC division
What this shows: Industry breakdown (SIC divisions) of importing companies.
Top 5 values
| SIC | Companies |
|---|---|
| Wholesale trade, except of motor vehicles and motorcycles | 37 |
| Retail trade, except of motor vehicles and motorcycles | 19 |
| Manufacture of fabricated metal products, except machinery and equipment | 13 |
| Specialised construction activities | 13 |
| Wholesale and retail trade and repair of motor vehicles and motorcycles | 12 |
Importer companies over time
What this shows: Monthly count of unique importing companies.
Latest 5
| Month | Companies |
|---|---|
| 2026-01 | 32 |
| 2025-11 | 40 |
| 2025-10 | 47 |
| 2025-09 | 42 |
| 2025-08 | 36 |
Top importers
What this shows: Companies with the highest number of months traded for this HS code.
| Company | Months traded |
|---|---|
| BOSCH THERMOTECHNOLOGY LTD | 118 |
| NAVIEN UK LTD | 62 |
| BAXI HEATING UK LIMITED | 60 |
| HOVAL LIMITED | 55 |
| VAILLANT INDUSTRIAL UK LIMITED | 50 |
| YGHP LIMITED | 49 |
| EBERSPACHER (U.K.) LIMITED | 48 |
| WEBASTO THERMO & COMFORT UK LTD | 48 |
| VIESSMANN LIMITED | 48 |
| GRANT ENGINEERING (UK) LIMITED | 48 |
Importer company size by revenue band
What this shows: Distribution of importers across company revenue bands.
Top 5 values
| Revenue | Companies |
|---|---|
| 1m-15m | 62 |
| 54m+ | 44 |
| 0-1m | 20 |
| 15m-54m | 7 |
| Other | 5 |
Import seasonality
What this shows: Average monthly import pattern from historical data.
Exports by country
What this shows: Export market volume by destination country from the UK.
Top 5 values
| Country | £ |
|---|---|
| Ireland | 41,586,363 |
| United States | 18,286,024 |
| Belgium | 2,371,391 |
| Germany | 1,289,668 |
| Netherlands | 1,034,530 |
Export countries rank shift: first 12 months vs second 12 months
What this shows: Destination countries are on both sides of the Sankey. Left side is sorted by first 12-month export volume, right side by second 12-month export volume, so rank changes are visible from line crossings.
Top 10 values
| Country | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| Ireland | 24,864,320 | 16,722,043 | -8,142,277 |
| United States | 13,036,760 | 5,249,264 | -7,787,496 |
| Belgium | 1,245,989 | 1,125,402 | -120,587 |
| Germany | 932,945 | 356,723 | -576,222 |
| Netherlands | 415,268 | 619,262 | +203,994 |
| France | 600,381 | 357,445 | -242,936 |
| Spain | 445,948 | 295,425 | -150,523 |
| Italy | 293,615 | 315,331 | +21,716 |
| Turkey | 444,753 | 43,616 | -401,137 |
| Norway | 21,642 | 399,993 | +378,351 |
Exports by country of origin
What this shows: Export volume by production origin country. For re-exports, indicates where goods originated before UK export.
Top 5 values
| Origin | £ |
|---|---|
| XI | 3,452,685 |
| Ireland | 537,517 |
| Turkey | 342,958 |
| Italy | 240,065 |
| Austria | 81,390 |
Export origin countries rank shift: first 12 months vs second 12 months
What this shows: Origin countries are on both sides of the Sankey. Left side is sorted by first 12-month export value, right side by second 12-month export value, so rank changes are visible from line crossings.
Top 10 values
| Origin | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| XI | 2,801,203 | 651,482 | -2,149,721 |
| Ireland | 383,319 | 154,198 | -229,121 |
| Turkey | 194,275 | 148,683 | -45,592 |
| Italy | 186,592 | 53,473 | -133,119 |
| Austria | 0 | 81,390 | +81,390 |
| South Korea | 28,899 | 9,552 | -19,347 |
| Denmark | 8,427 | 12,771 | +4,344 |
| Poland | 10,961 | 749 | -10,212 |
| Netherlands | 0 | 1,341 | +1,341 |
| Germany | 335 | 0 | -335 |
Export volume by transport
What this shows: Export value by transport mode used to ship goods from the UK.
Top 5 values
| Transport | £ |
|---|---|
| Roll on Roll off (RORO) | 40,304,746 |
| Sea transport (not vehicle on ferry) | 18,918,172 |
| Other | 9,778,622 |
| Air transport | 787,749 |
| Road transport | 910 |
Export transport rank shift: first 12 months vs second 12 months
What this shows: Transport modes are on both sides of the Sankey. Left side is sorted by first 12-month export value, right side by second 12-month export value, so rank changes are visible from line crossings.
Top 10 values
| Transport | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| Roll on Roll off (RORO) | 22,684,537 | 17,620,209 | -5,064,328 |
| Sea transport (not vehicle on ferry) | 13,745,107 | 5,173,065 | -8,572,042 |
| Other | 6,638,005 | 3,140,617 | -3,497,388 |
| Air transport | 511,542 | 276,207 | -235,335 |
| Road transport | 910 | 0 | -910 |
Export volume by port
What this shows: Export value handled by each UK port.
Top 5 values
| Port | £ |
|---|---|
| Heysham | 18,178,762 |
| Southampton | 13,384,508 |
| 000 | 9,778,622 |
| Holyhead | 9,336,193 |
| Dover / Eurotunnel | 7,974,968 |
Export port rank shift: first 12 months vs second 12 months
What this shows: Ports are on both sides of the Sankey. Left side is sorted by first 12-month export value, right side by second 12-month export value, so rank changes are visible from line crossings.
Top 10 values
| Port | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| Heysham | 11,474,565 | 6,704,197 | -4,770,368 |
| Southampton | 9,651,984 | 3,732,524 | -5,919,460 |
| 000 | 6,638,005 | 3,140,617 | -3,497,388 |
| Holyhead | 4,416,524 | 4,919,669 | +503,145 |
| Dover / Eurotunnel | 3,721,445 | 4,253,523 | +532,078 |
| Liverpool Docks | 4,750,102 | 1,096,988 | -3,653,114 |
| Immingham Docks | 715,146 | 653,950 | -61,196 |
| Fishguard | 184,178 | 393,713 | +209,535 |
| Milford | 197,145 | 321,286 | +124,141 |
| London Gateway Port | 429,978 | 53,540 | -376,438 |
Related HS codes
What this shows: Sibling or child HS codes in the same classification branch.
Quick facts
HS code: 840310
Coverage: United Kingdom, most metrics for the last 24 months
Description: Boilers designed for heating buildings or homes, not for steam production