- A F R Airsystems (Hull) Ltd
- 01482 228022 - Unit D, Londesborough Business Centre, Londesborough Street, Hull, North Humberside, HU3 1DR
- Acum K.G.Warm-Air Replacements & Services
- 01482 711785 - 4 Northcroft Dr, Mallyan Cl, Sutton, HU8 9UL
- Alberti Insulation
- 01482 217226 - Environment House Witty St, Hull, North Humberside, HU3 4BH
- Avonside Plumbing & Heating (Yorkshire) Ltd
- 01482 875137 - Dunswell Road, Cottingham, North Humberside, HU16 4JU
- Bardale
- 01482 576646 - 9a Curzon Street, Hull, North Humberside, HU3 6PH
- M. BIELBY
- 01482 342653 - 4 Cave Street, Hull, North Humberside, HU5 2TZ
- Blake Mike Plumbing & Heating
- 01482 866255 - 15 Manor Close, Beverley, North Humberside, HU17 7BP
- Boilercare
- 01482 712155 - 451 James Reckitt Avenue, Hull, North Humberside, HU8 0JE
- Caradon Ideal
- 01482 492251 - National Av, Hull, North Humberside, HU5 4JN
- Paul Carter
- 01482 711253 - 347 James Reckitt Avenue, Hull, North Humberside, HU8 8LH
- Castle Insulation & Services
- 01482 449800 - Hull, North Humberside, HU5 2PJ
- M.W Collins
- 01482 708072 - 25 Tweendykes Road, Sutton-on-Hull, Hull, North Humberside, HU7 4XA
- Composite Panel Services
- 01482 620277 - 81 Witham, Hull, North Humberside, HU9 1AT
- Danby (Plumbing Heating & Electrical)
- 01482 659377 - Anlaby, Hull, North Humberside, HU10 6RJ
- Martin Dixon
- 01482 574174 - 40 Springfield Way, Anlaby, Hull, North Humberside, HU10 6RJ
- Dixon
- 01482 574171 - Anlaby, Hull, North Humberside, HU10 6RJ
- East Riding Gas
- 01482 836330 - Sutton House Helsinki Road, Oslo Road, Sutton Fields Ind Est, Hull, North Humberside, HU7 0YN
- Edwin Snowden & Co Ltd
- 01482 320143 - 173 Fountain Road, Hull, North Humberside, HU2 0LJ
- First Class Gas
- 01482 813146 - 12 Cherry Tree Close, Bilton, Hull, North Humberside, HU11 4EZ
- Fullard A
- 01482 649762 - 14 Jenny Brough Meadows, Hessle, North Humberside, HU13 0TE
- Fuller John W
- 01482 632367 - 4 Melton Bottom, Melton, North Ferriby, North Humberside, HU14 3HU
- George Graves
- 01482 631717 - Oak Lea Chantry Way, Swanland, North Ferriby, North Humberside, HU14 3PH
- Harris Plumbing & Heating Services
- 01482 652454 - 25 Palmer Avenue, Willerby, Hull, North Humberside, HU10 6LJ
- Heating Replacement Parts & Controls Ltd
- 01482 442620 - Unit 1, National Avenue Industrial Estate, Bontoft Avenue, Hull, North Humberside, HU5 4HF
- Heating Replacement Parts & Controls
- 01482 830339 - Plumb Centre Stoneferry Rd, Hull, North Humberside, HU7 0BE
- Hilton Heating Services
- 01482 888688 - 121 Butterfly Meadows, Beverley, North Humberside, HU17 9GB
- Humberside Plumbing & Heating
- 01482 441100 - 207 Cottingham Road, Hull, North Humberside, HU5 2EG
- I.c.b.plumbing & Heating
- 01482 825352 - 10 Oxford Violet, Hull, North Humberside, HU7 4WG
- J B C Industrial Services
- 01482 586674 - Unit Z1 South Orbital Trading Park, Hedon Road, Hull, North Humberside, HU9 1NJ
- K.M Jackson
- 01482 650637 - 17 Kenwardly Road, Willerby, Hull, North Humberside, HU10 6LZ
- Kellington Roger Plumbing & Heating
- 01482 649000 - 21 The Coachings, Cliff Road, Hessle, North Humberside, HU13 0HD
- M. Kemp
- 01482 655055 - 96 Wolfreton Lane, Willerby, Hull, North Humberside, HU10 6PT
- Kingston Gas Ltd
- 01482 799744 - 41 Highfield Close, Hull, East Yorkshire, HU7 4TZ
- G & L Lamping
- 01482 641404 - 170 First Lane, Hessle, North Humberside, HU13 9EU
- Mallard Plumbing & Heating Engineers
- 01482 221796 - 23a Ena Street, Hull, North Humberside, HU3 2TG
- Mgb Services (uk) Ltd
- 01482 820202 - Hamburg Rd, Rotterdam Road, Hull, North Humberside, HU7 0XD
- Myson Heating part of Retting Heating Group
- 01482 711709 - Somerden Road, Hedon Road, Hull, North Humberside, HU9 5PE
- N.R.S
- 01482 878070 - Leads Rd, Hull, North Humberside, HU7 0FE
- North & South Plumbing & Heating Supplies
- 01482 449501 - Unit A, Bontoft Avenue, National Avenue, Hull, North Humberside, HU5 4HF
- Northern Gas
- 01482 227511 - 43 Spring Bank, Hull, North Humberside, HU3 1AG
- P J B Plumbing & Heating Contractors
- 01482 509559 - 291 Moorhouse Road, Hull, North Humberside, HU5 5PJ
- P J B Plumbing & Heating Contractors
- 01482 671400 - 20 West Ella Road, Kirk Ella, Hull, North Humberside, HU10 7QE
- R Patterson
- 01482 641775 - Willowdene First La, Anlaby, Hull, North Humberside, HU10 6UX
- Pinder Heating
- 01482 354099 - 799 Anlaby High Rd, Hull, North Humberside, HU4 6DJ
- Plumbing & Heating Services
- 01482 844455 - Mill House, Station Road, Cottingham, North Humberside, HU16 4LL
- Pro Gas Services
- 01482 704612 - 45 Highfield, Sutton-on-Hull, Hull, North Humberside, HU7 4TN
- Pro Gas Services
- 01482 792705 - Ivy Dene House, 84 Leads Rd, Hull, North Humberside, HU7 0DA
- Rainbow Plumbing & Heating
- 01482 814374 - 63 Hall Road, Sproatley, Hull, North Humberside, HU11 4PZ
- Edwin Snowden & Co Ltd
- 01482 320143 - 173 Fountain Road, Hull, North Humberside, HU2 0LJ
- Thermica Building Products
- 01482 348771 - Vulcan Street, Hull, North Humberside, HU6 7PS
- Tucker Neville Heating
- 01482 879852 - Hull, North Humberside, HU7 0XD
- Urethane & Coating Systems
- 01482 618181 - Unit 4 Hawthorn Av Ind Est, Hull, North Humberside, HU3 5JB
- Ian Gas Services Williams
- 01482 375086 - 7 Lindengate Avenue, Hull, North Humberside, HU7 0EA
- G A S S
- 01427 875477 - Sandtoft Indust Est Sandtoft Rd, Belton, Doncaster, South Yorkshire, DN9 1PN
- S.T Leaning
- 01652 635619 - 1 Regency Court, Barton-upon-Humber, South Humberside, DN18 5AT
- Kp Barker Contractors
- 01482 588500 - The Old School House, Churchill St, Hull, North Humberside, HU9 1RR
- P Barwell
- 01262 605755 - 7 Wensleydale Close, Bridlington, North Humberside, YO16 6FD
- G.T Bryan
- 01430 431356 - 65 Flatgate, Howden, Goole, North Humberside, DN14 7AG
- Direct Heating
- 01377 255999 - Driffield Bsns Cntr Scotchburn Garth, Driffield, North Humberside, YO25 6EF
- Flex-a-Duct
- 01377 271333 - Ingleside Station Rd, Cranswick, Driffield, North Humberside, YO25 9QZ
- G & S Gas Services
- 01482 671120 - 79 Wolfreton Lane, Willerby, Hull, North Humberside, HU10 6PS
- Gas Company, The
- 01482 474646 - Unit 1, Bontoft Avenue, Hull, North Humberside, HU5 4HF
- Gas Corner
- 01405 760395 - 25 Pasture Road, Goole, North Humberside, DN14 6BP
- H B Heating & Plumbing
- 01262 605500 - Carnaby Industrial Estate, Lancaster Road, Carnaby, Bridlington, North Humberside, YO15 3QY
- D Hodkin
- 01405 814499 - 47 Queen Street, Thorne, Doncaster, South Yorkshire, DN8 5AA
- K.M Love
- 01482 709692 - 668 Holderness Road, Hull, North Humberside, HU9 3EX
- Merrington Plumbing & Heating
- 01964 537444 - 43 Cliff Road, Hornsea, North Humberside, HU18 1LS
- Northside Plumbing & Heating
- 01262 409765 - Enterprise Cntr Enterprise Wy Bessingby Indust Ustrial Est, Bridlington, North Humberside, YO16 4SF
- P & A Plumbing And Heating
- 01482 491395 - 173 Blenheim Street, Hull, North Humberside, HU5 3PL
- P & A Plumbing And Heating
- 01482 325790 - Hull, North Humberside, HU2 8PE
- H Robinson
- 01262 603236 - 14 Station Avenue, Bridlington, North Humberside, YO16 4LZ
- J.R Rudd
- 01759 304558 - 11a Barmby Road, Pocklington, York, North Yorkshire, YO42 2DL
- Ian Mitchell Gas Services Ltd
- 01482 568140 - 166 Wymersley Road, Hull
- Axe Gas Services
- 01262 400157 - 116 St James Road, Bridlington, YO15 3NJ
- Steve Lilley
- 01262 674171 - 30a Cloverley Road, Bridlington, North Humberside, YO16 6UQ
- Pocklington Boiler Service
- 01759 306445 - YO42 2DF
- Avonside Plumbing & Heating (yorkshire)
- 01482 841146 - Dunswell Road, Cottingham, North Humberside, HU16 4JU
- Heat fix
- 07914 855832 - 1 Garrowby Walk, Hull, HU5 5QX
- Express Heating Spares
- 01482 444965 - Unit 1, Temple Street, Hull, North Humberside, HU5 1AD
- Andrew Woodward Plumbing and Heating Ltd
- 0845 2912216 - Melrose House 1 Southlands Court, Nawton, York
- Express Gas Services
- 0800 2118177 - 5 Church View Ottringham, Hull, North Humberside, HU12 0DJ
- Plumbing To Gas Services
- 07834 178337 - 40 Westland Rd Kirk Ella, Hull, N Humberside, HU10 7PJ
- Gas Plumbing and Showering Ltd
- 0845 8066559 - The Warehouse Rear Of 67 The Promenade, Bridlington, Humberside, YO15 2QG
- Johnathon Hart Plumbing and Heating
- 0845 8067232 - Woodlea Cottage Village Road, Hull, HU12 0ED
- GRS Plumbing and Heating
- 07977 054967 - Rosedene Reedness, Goole, North Humberside, DN14 8EY
- Ignite North
- 07834 990922 - 11 Mill Lane Skipsea,, Bridlington, East Yorkshire, YO25 8SP
- Pipeline Plumbing & Gas Services
- 0845 2635342 - 11 St. Andrews Way, Hull, HU8 8JJ
- Blue Flame Heating and Plumbing
- 0800 1182897 - 15 Broomhill Avenue, Knottingley, West Yorkshire, WF11 0DP
- Guardian Gas Services
- 0845 4817391 - 361 Booth Ferry Road, Hessle, HU13 0NW
- East Yorkshire Powerflush
- 01482 341704 - 97 National Avenue, Hull, East Yorkshire, HU5 4HP
- All Gas Solutions
- 0845 2502068 - 125 Broadstone Close, Bransholme, Hull, HU7 6BA
- East Coast Oil Solutions
- 0845 3477558 - 3 Hoggarth Hill Fylingdales, Whitby, YO22 4QQ