Book a service
To keep your Navien boiler operating at peak performance it needs to be well maintained at regular intervals. We recommend this is carried out every year to ensure your boiler continues to run safely and efficiently.
So whether you have a gas boiler or Blue Flame oil boiler, simply enter your postcode to find your nearest Service Agent/Installer.
Boiler type:
Installer Type:
iA ‘Pro Installer’ has experience in installing 5 or more Navien products.
An ‘Installer’ has experience installing Navien products.
Service Agents are engineers with experience of servicing and repairs on products in and out of warranty.
Sutton Plumbing & Heating
Causeway Heating Services Ltd
A1 Gas Services Ltd
Cmcmahon Plumbing & Heating
Hutton Heating
Iheat
Boiler Team Limited
Clydeboilerinstallations
Boiler Central Ltd
JBLB Plumbing & Heating Services Ltd
Aztec Gas Ltd
63 Burnley Rd, Colne BB8 8DY, UK
555018
Jk Plumbing & Heating NW Limited
W.johnstone&sonsltd
Proplumb
36 Russell Rd, Salford M6 8NR, UK
563227
JD Plumbing and Heating
14 Nelson St, Horwich, Bolton BL6 6BJ, UK
591771
Boylen Gas Services Limited
Endeavour Plumbing & Heating Boston Ltd
Erne Gas Services
Shillanmore, Enniskillen BT94 3JP, UK
220090
Boilerhut Ltd
Ignition Gas Ltd
3 Larch Hill, Darnall, Sheffield S9 4AH, UK
223661
Eco Gas NI
Bax Plumbing And Heating Ltd
Bradford Boiler Company
118 Pullan Ave, Bradford BD2 3RN, UK
520274
Chamings Limited
C And G Instsllaitions
SJR Plumbing & Heating
The boiler bear
A.C.S GAS LIMITED
Synergi (SW) Limited
Action Heating Cornwall Ltd
Livingstone & Mceachran
24 Kirk St, Campbeltown PA28 6BL, UK
8283
INT Serviceheat
1 Cloverhill Vale, Bangor BT19 6YD, UK
183042
Heatsafe Heating Ltd
Heit 10
Hybrid Heat Ltd
Swift Heating & Gas Services Ltd
Aberdeen Heating
1 Newton Terrace, Bucksburn, Aberdeen AB21 9LP, UK
199193
Hansfords Seaton Ltd
Ideal Gas Ltd
44A Glasgow Rd, Bathgate EH48 2AG, UK
574066
Gas Go Pro Ltd
Jixian Song Gas
Knowles Plumbing And Heating
3 Weynor Gardens, Kelling, Holt NR25 7EQ, UK
191513
MCG Heating Solutions Ltd
Stanley Roberts (Chester) Ltd
Bck Plumbing Ltd
C M Goldfinch Ltd
Dowlais Heating Ltd
Jb Plumbing Devon & Cornwall Ltd
One Stop Heating & Property Maintenance Ltd
Rsc Plumbing
63 Longlands Rd, Slaithwaite, Huddersfield HD7 5DN, UK
204341
The Boiler Wizard
18 Pomona Way, Driffield YO25 6YH, UK
568490
Boilertech Mechanical SW Limited
Bramshaw Heating And Plumbing LTD
MARSH BARTON INDUSTRIAL ESTATE, 39 Marsh Grn Rd W, Marsh Barton, Exeter EX2 8PN, UK
205820
D.L.Hirst Plumbing & Heating Ltd
15 Marquis Gardens, Thrumpton, Retford DN22 7JB, UK
304965
ID Mechanical Services LTD
P J Wilson
Van-A-Gas Heating Ltd
ALW heating Services
C S Rose
Safe Gas Fix
South Coast Plumbing and Heating
Stoves Of Market Rasen Limited
3 Queen St, Market Rasen LN8 3EH, UK
150723
Vincent Ohare
Greendale Cres, Rostrevor, Newry BT34 3HF, UK
Unknown
AJM Plumbing & Heating
55 Drumnaconagher Rd, Crossgar, Downpatrick BT30 9JH, UK
559977
Astbury heating Ltd
Balsham Boilers
Gasco Mechanical Services Ltd
Gas-serv
Kalm Heating And Plumbing
N W Porter Ltd
Rob The Boilerman Ltd
Baysview Boiler Services
CB plumbing And Heating Services
Fustyweed Heating Services Ltd
Letsgo TNT Gas and Heating Engineers
Rs Plumbing Heating And Gas
Safegasuk Ltd
Coastline Heat
Ecotech Plumbing And Gas Services
Fast Gas & Plumbing
Ian wright Heating Services
Rapid Heating
33 Edgcumbe Rd, Roche, Saint Austell PL26 8JQ, UK
545535
Aquaflame heating limited
Chambers Plumbing & Heating
Dmcleod Plumbing and Heating & Gas
G4 Gas Scotland
Gas Glow 2000
Harvard Heating
North Gas & Plumbing
Scotlanz
T D Plumbing & Heating Service Ltd
UK Boiler Fit Ltd
C A Pelc Plumbing And Heating
Frank Currie Plumbing And Heating
GH Gas Services
James Lea Plumbing & Heating
JKH Plumbing & Heating Services Ltd
Jtl Plumbing And Heating
21 Francis St, Stanley, Crook DL15 9SB, UK
189956
K G BROGAN GAS SERVICES LTD
16 Fynloch Pl, Clydebank G81 6JU, UK
503120
L S Plumbing and heating
LSP Plumbing and Heating
R Williams Plumbing & Heating (abergavenny) LTD
Sean Dinsdale Heating Services
Wayne’s Plumbing And Heating
Bigtheating
Liquid and Gas
M George Plumbing & Heating
North West Gas Ltd
Skyline Heating Services Ltd
Stephen Reilly Ltd
Swif Response Ltd
Woodside Business Park, Birkenhead CH41 1EP, UK
553110
Bupgrade Ltd
Express Boilers
Fifth Element
Hargrave Plumbing And Heating
Leviathan Plumbing
Mc Plumb It
Merseyside Central Htg Ltd
Mike Reading Plumbing & Heating
R Giles Plumbing And Heating Ltd
Sk Property Maintenance
SNC plumbing & Heating
Snh Builders Ltd
Upgrade and Save Limited
Angus Heating
Banden Heating And Plumbing
Central Gas Services NI
D & N Plumbing & Heating
D & S Plumbing & Heating Services
Denner Heating & Plumbing
Dfb Plumbing And Heating Ltd
Penny Ln, Liverpool L18 1DG, UK
622842
Hafod Heating
JD Heating Services Ltd
Kaimhill Heating
Martin The Oil Boiler Man (Oil Burner Tech Ltd)
Mount Boiler Specialists Ltd
MPA Gas Installations
Oak Plumbing and Heating
Scott Brothers Heating Ltd
SR Contractors
Amk Plumbing& Heating
Apache Home
C Cornelia Plumbing And Heating
Cheshire Boiler and Electrical Services
D&N HeatingLtd
Gas Safe Scotland
Gwh Plumbing Services Limited
Harris Services Cornwall Ltd
Heatbase Ltd
Heatmaster Uk Ltd
John Rochester
Jones The Gas
K.j.quinn Services
Karl Roberts Domestic Installation
Opto 24/7 Ltd
T+t Construction Services Limited
WM Donnelly & Co ltd
A1gas And Plumbing Ltd
14 Spruisty Rd, Harrogate HG1 2JU, UK
568893
Aquaheat
Blue Flame Heating & Plumbing
Classical Gas
Dennis plumbing and Heating
Ecotec Plumbing & Heating
emd boiler services
Flow Plumbing
6 Tennyson Ave, Bangor BT20 3SS, UK
633054
JB Boiler Services LTD
1 Cherry Tree Way, Watchet TA23 0UB, UK
539102
K Dossett Limited
K J Heating Services
Karl Jones Plumbing & Heating Services Ltd
Kjy Gas Services
23 Burnbank, Straiton, Loanhead EH20 9NE, UK
217049
Logic Heating
Lukas Heating LTD TA Metro Plumb Taunton
Matthew Keast Plumbing And Heating
Warleggan, Bodmin PL30 4HB, UK
542291
McNeal Plumbing and Heating
Pembrokeshire Plumbing
Phoenix Plumbing & Heating
Plumbing And Heating
53 Queens Rd, Skegness PE25 2EZ, UK
559824
Prestige Home And Building Solutions
RA Plumbers Ltd
ROSHINE LTD
Senako Ltd
Sim-Tec Plumbing & Heating
TBA heating& Plumbing
Tbss Plumbing & Heating (Total Building Solutions Southwest)
Westby & Sons
Aag Gas And Heating Services
AF Bathroom & Heating Ltd
All-Round Plumbing and Heating Services
Atd Gas
DHP, Drainage, Heating, Plumbing
Eclipse
Fix it Frank
Fords Southwest Ltd
Gt Gas Services
Holmfirth Heating Ltd
Huskey Heat
11 Church St, Nunney, Frome BA11 4LW, UK
541822
Joseph Jeath
Lodge plumbing & Heating Services Ltd
M Train Plumbing, Heating & Renewables Ltd
20 Highfield, Withernsea HU19 2LL, UK
543881
McSeveney Plumbing & Heating
Murphy GAS
Nowl Mcmaster Plumbing & Heating
Premier Home Installations
S B Riley Plumbing
Sandhu Plumbing & HEATING Ltd
Sigma Plumbing and Heating
SMT Plumbing
Wayne Price Plumbing And Heating Ltd
Ace Gas Services
Church Farm Cottages, Croft Rd, Norton Subcourse, Norwich NR14 6RB, UK
939759
Ambien Hearing
Boiler serve 4 u ltd
Bowes Gas Services
5 Birtwistle Ave, Colne BB8 9RS, UK
505380
Bryncerrig Heating
13 Alma Terrace, Brynmawr, Ebbw Vale NP23 4DR, UK
99133
Chil Gas Ltd
CRC Plumbing And Heating Solutions
Derry Irvine
Eric Collier And Son
Evolve Plumbing Services Ltd
Exmouth Boilers & Heating
GRK
Impact Energy Limited
J S Plumbing
112 Berries Ave, Bude EX23 8QP, UK
201333
KD BOILERS
Kevin Denvir
KP GAS & HEATING
LC Plumbing & Heating
LJR Heating Services
Mark Stirling Prowse
MCL Plumbing And Heating
N/A
National Plumbing And Heating
Plumbtech
RCJ Heating
Room For Improvement
RR HEATING & PLUMBING
Scorpion HPS
82 Dol-Y-Felin, Aber-miwl, Montgomery SY15 6BB, UK
945421
Smarter Heating
SRGS
Sewall Hwy, Coventry CV2 3PB, UK
565871
Startech Engineering Ltd
vaynol heating
Wayne Watkins Oil Burner Services Ltd
Webb Heating
A Jude Heating AndPlumbing Ltd
A.Summers Plumbing & Heating
Belfast Boiler Installations
Better Call Ol Ltd
Black Copper/ MRB MAINTENANCE
Boilerman Limited
Bone Plumbing & Heating
C.A.P Plumbing And Tiling Services
24 Meadow Croft, Cononley, Keighley BD20 8ND, UK
916629
CDH Plumbing And Heating Limited
CJK Plumbing And Heating Solutions
Combicom
D Simmons Heating and Plumbing
Dart Plumbing And Heating (southwest) Ltd
DAVE TRUSS PLUMBING & HEATING LTD
Dcsouthwestplumbing Ltd
Direct Gas (Chesterfield) Limited
Bolsover Business Park, Woodhouse Ln, Bolsover, Chesterfield S44 6BJ, UK
31087
Dmc Contracts
Domestic & Commerical Heating
Eco Grants Uk Ltd
Energymark
16 Carnglave Manor, Ballynahinch BT24 8XE, UK
569165
Gas-tech Scotland ltd
Gerrard & Boutflour LTD
H P Heating & Plumbing Services
Hall’s Heating & Gas Services
HeatMech Solutions Ltd
Hobsons Heating
ID Godden & Co Ltd
Installer Tapps (Craig Newell)
15 Gelder Dr, Murieston, Livingston EH54 9HX, UK
Unknown
Joe Brown Plumbing & Heating
Joseph Currie Plumbing & Heating
Jsh Plumbing And Headington
Kadam Gas Limited
Key Gas Services
Kieran Brodie Plumbing & Heating
2 Fail Ave, Tarbolton, Mauchline KA5 5RQ, UK
667508
KM Heating And Plumbing
Lloyds Plumbing And Heating
M & P Heating Ltd
M&S Plumbing and Heating Specialists
MJ Plumbing And Heating
Murdoch Plumbing & Heating Ltd
Norton Energy Services Limited
Paul Hawkins Oil And Gas Burner Services Ltd
Chelston, Wellington TA21, UK
10776
PD PLUMBING AND HEATING ABERDEEN LTD
PFLBPlumbing And Heating
Platinum Gas Services
19 Mydam Ln, Gorseinon, Swansea SA4 4YA, UK
227395
PLPumbing and Heating
Prime Heating Solutions
Rapid Response heating ltd
S Palethorpe Plumbing And Heating
S T Gas Services (Fife) Ltd
Stephen William Braines (S W Braines)
Stokes Plumbing and Heating
SW Plumbing and Heating
The Paisley Plumber
Union Plumbing and Heating
Wirral Heating & Plumbing
Yellow Belly Gas Services
Adam Shields Heating
Apex Services NW LTD
Aqua Flame Plumbing & Heating
Armstrong Plumbing & Heating
46 Oak St, Burnley BB12 6QZ, UK
525504
B Risbridger Plumbing & Heating
Bamfords (Yeovil) Ltd
Barnards Heating Solutions Ltd
Bernard Mc Elhinney Plumbing& Heating Contractor
BHW Heating
Cambria Maintenance Services Ltd
Chichester Gas Services Ltd
Christians Heating Services
CMS Boiler Services
Cogan Trade Services
D Davies Plumbing and Heating Ltd
Dalton Heating Services Ltd
Dapson Heating & Plumbing Ltd
DNP Plumbing & Heating Services Li
ECO-GAS NORTH WEST LIMITED
Eco-Gee Ltd
Envirogas UK Ltd
Garnish Heating Services Ltd
Gaztec
GM Plumbing & Heating
GOH Property Services
Green Home Plumbing and Renewables Ltd
Home Smart Services Ltd
Huddersfield Heating And Plumbing
Dale St, Longwood, Huddersfield HD3 4TG, UK
119075
J Hannon Gas Ltd
Jag Heating
JB Heating Solutions
JMT Plumbing Heating Ltd
JV Plumbing & Heating
K.hunain
K25 heating and gas
LTH Home Services
M A Paine LTD
Kithurst Ln, Storrington, Pulborough RH20 4LP, UK
1N0013
M.h Plumbing And Heating Service
12 Borrowdale Rd, Dewsbury WF12 7NL, UK
639187
Marc Handley
MBMS Ltd
Meenan And Sons
Mg Heating
Michael Chalmers
Milx Heating And Plumbing
Mulgas Ltd
Norfolk Plumbing & Heating Solutions
North Coast Heat Care
Nutcombe Cambridge Ltd.
3 Button End, Harston, Cambridge CB22 7GY, UK
60308
OasisHeating and Plumbing Services
Ore Engineering
Paige Plumbing And Heating Ltd
Prs Plumbing And heating
R A Brown Heating Services LTD
R&P Plumbing And Heating
RJB Heating and Plumbing
Rumbold Plumbing And Heating Services Limited
RYPLUMB
Solar Rgb Ltd
TFR Gas
Tri-Counties Heating Ltd
Ultra Gas Solutions Ltd
Windle Plumbing & Installations
A Parish Heating Ltd
A Wilson P&h
AAA Plumbing Works Ltd
Above & Beyond Heating Solutions Ltd
Alford Plumbing and Heating
Amber Heating Solutions
Andrew Poultney-plumbing &Heating
AW Gas Services
Be Safe Gs Ltd
Bearwood Gas Services
Ben Deakin Plumbing & Heating
Bill Hogarth
Billy Boiler
Bk Plumbing And Heating
Blueflame Energy Solutions
Bluesky Heating
C S Turner Plumbing and Heating
Celsius Home Improvements
CFM Gas, Plumbing And Heating
Cleaves Plumbing And Heating Ltd
Coastal Heating Services
Colemans Plumbing & Heating Services
Combi Swap Hero
Conor Donovan Heating & Plumbing
Cor-Heat Ltd
CP Plumbing And Heating
D MC Crudden Gas Services
Dan North Limited
The Common, Siddington, Cirencester GL7 6EY, UK
526145
Denis Woodmansey Ltd
DG Plumbing And Heating Services
Dovidio Bros Ltd.
Worth House Farm, Wells BA5 1LW, UK
194062
Duggan Heating
Armoury Houses, Brook St, Selby YO8 4AR, UK
534030
Economic Heating Solutions UK
F+F Plumbing and Heating Services Ltd
5 School Ln, Aintree, Liverpool L10 8JA, UK
211304
Fir Tree Plumbing & Heating LTD
3 Hazel Grove Terrace, Fir Tree, Crook DL15 8DF, UK
1N0071
FitzGas Plumbing & Heating
Fps Plumbing Services
64 Tiln Ln, Retford DN22 6SW, UK
509852
G F Basson Plumbing And Heating
Garry Harris Plumbing And Heating Ltd
Gas2Heat.com Ltd
Holme Industrial Estate, Moffat DG10 9JU, UK
658425
Gecko Oil Burner Services
Grays Plumbing and Heating
Guest Bathrooms Co. Ltd
H.n.e Heating&plumbing Ltd
Halifax Gas Solutions
Hannan Plumbing & Heating
Heating yorkshire
Heatsmart Plumbing Limited
3 Winsford Rd, Sully, Penarth CF64 5SA, UK
199668
Hewitt Plumbing and Heating
HHP
Holmes Plumbing & Heating Specialist
HOMECARE PLUMBING AND HEATING LTD
HPL Wales Limited
Ideas 4 Interiors
24 Bee Ln, Wolverhampton WV10 6LF, UK
549585
Ignite Gas Services Inc Ltd
5 Tinker Fold, Lepton, Huddersfield HD8 0GG, UK
505245
Innovation Nw Ltd
Interzone Heating Solutions
Ivan McIlhatton Plumbing, Heating and Gas Services
J M Brown Plumbing and Heating Ltd
Jbm Plumbing And Heating
98 Perth Rd, Cowdenbeath KY4 9HB, UK
940227
John Calderhead
John Martin Plumbing & Heating
Johnston Gas
JP Plumbing
Justin Vernon Plumbing Services
Kevin Harley
Len Hope Plumbing And Heating
Lindsey Plumbing
Lk Heating And Plumbing
Litchaton Way, Plympton, Plymouth PL7 4RB, UK
923694
Lyon Plumbing & Heating Ltd
73 Lea Cres, Ormskirk L39 1PG, UK
224686
Macsgas
Matt Jago Plumbing And Heating Ltd
MG Plumbing And Heating
Michael P Sheridan gas Services
Mps Plumbing Services
Mrw Heating And Property Maintenence
Multi-Heat Services Ltd.
Carisbrook House, Upper Church Village, Pontypridd CF38 1EE, UK
529304
NSM Plumbing Ltd
Onivas Heating
121 Fleetham Gardens, Lower Earley, Earley, Reading RG6 4BZ, UK
668587
P McGuigan Heating Services
57 Allen Croft, Birkenshaw, Bradford BD11 2AB, UK
219060
Paul Benham Heating Ltd
Paul Cashmore Heating And Plumbing
Paul Roche
21 Hammond Cres, Drighlington, Bradford BD11 1AD, UK
180141
Pipedreams Heating & Plumbing
Plumbspares Plumbing and Heating Services Limited
22 California Terrace, California, Falkirk FK1 2DD, UK
304698
R Cooke
R/S Gas Services
Rbm Gas Services
Reidhot Heating
Riley And Lloyd
4 Ashton Cl, Liverpool L25 9AB, UK
512073
Rogerson Plumbing And Heating
RW Heating & Repairs Ltd
S Martin Plumbing
S. Mckenna
SAM Property Services
SAS & Trewarthas Plumbing & Heating
Scott Lake Plumbing & Heating Solutions
Shell Plumbing And Heating Limited
Smart Heating Hub Ltd
SMC Plumbing & Heating
T McCleave Plumbing & Heating
The Heating Company
Thorneycroft Heating Services Ltd
TP Developments
Tristar Heating
Tw Heating Nw Ltd
3 Tithebarn Hill, Glasson Dock, Lancaster LA2 0BY, UK
222251
TWH Plumbing And Heating
EB Gas Services Ltd
Thorneycroft boiler Maintenance
Vincent Hamilton
1 Scaffog Ave, Enniskillen BT74 7JJ, UK
575218
Pilot Plumbing
70 Park Ave, Clitheroe BB7 2HW, UK
149586
Forbes Gas & Oil Services
J S Gracie Ltd
4 Moffat Ct, Kirkmuirhill, Lanark ML11 9YJ, UK
575636
Carbin Heating Ltd
IGM
Merx
Andrew Jenkins Plumbing And Heating Ltd
Franksbridge, Llandrindod Wells LD1 5SA, UK
594467
Mph Boilers
Myregormie Pl, Mitchelston Industrial Estate, Kirkcaldy KY1 3NA, UK
215540