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Vaillant Boiler Service Kit (0020047005 | 0020059717 | 0020038679)
The Vaillant Boiler Service & Front Casing Insulation Kit (Part Nos: 0020047005, 0020059717, or 0020038679) is a vital preventative maintenance solution engineered for Vaillant’s highly successful ecoMAX, ecoTEC Pro, ecoTEC Plus, and ecoTEC Exclusive condensing boiler series. This comprehensive renewal bundle includes the heavy-duty combustion chamber front insulation panel, high-grade graphite burner door gaskets, electrode assembly sealing washers, and precise hydraulic O-rings. Replacing these thermal and environmental seals during regular servicing is critical to maintaining airtight gas-to-air combustion ratios, preventing hazardous flue gases from leaking into the room, and protecting internal electronics from high-temperature combustion drift.
Combustion Integrity Protection: Renews the damaged or degraded front casing insulation mat, preventing high-velocity thermal radiation from blistering the metal heat exchanger door and warping ambient boiler parts.
Hermetic Gas & Flue Sealing: Features precision-cut graphite sealing rings that lock high pressures inside the burner chamber, eliminating intermediate carbon monoxide leaks or combustion balance tracking.
Thermal Shock Defiance: Built with premium-grade refractory insulation compounds engineered to resist long-term flame impingement, continuous expansion-contraction cycles, and operational stress under high temperatures.
Optimal Fuel-Air Retention: Restores the absolute tight-seal parameters required for high-efficiency condensing gas paths, helping the appliance maintain safe, stable CO/CO2 modulation profiles across all loading ranges.
Compatible Models:
Vaillant Ecomax 613/2 E VU 126/2-C (Condensing System) 2001-2007 — 41-044-20
Vaillant Ecomax 618 VU196 E-C (Condensing System) 2000-2001 — 41-044-27
Vaillant Ecomax 618/2E VU186/2-C 2001-2007 — 41-044-21
Vaillant Ecomax 622 VU 246 E-C (Condensing System) 2000-2001 — 41-044-28
Vaillant Ecomax 622/2E VU 226/2-C 2001-2007 — 41-044-22
Vaillant Ecomax 635 E VU356-C 2004-2008 — 41-044-29
Vaillant Ecomax 635 VU (Condensing System) 2006-2008 — 41-044-43
Vaillant Ecomax 646 VU (Condensing System) 2006-2008 — 20-062-00
Vaillant Ecomax 824/2E VUW 246/2-C 2001-2007 — 20-062-01
Vaillant Ecomax 824E VUW 246E-C 1999-2001 — 47-044-12
Vaillant Ecomax 828/2E VUW 286/2-C 2001-2007 — 47-044-07
Vaillant Ecomax 828E VUW 286 E-C 1999-2001 — 47-044-17
Vaillant Ecomax 835E VUW 356-C 2002-2008 — 47-044-08
Vaillant Ecomax Pro 18 E VU 186-0 2003-2007 — 47-044-27
Vaillant Ecomax Pro 28 E VU 286-0 2003-2007 — 41-044-30
Vaillant Ecotec Exclusive 832 VUW 32/4 2007-2016 — 41-044-31
Vaillant Ecotec Exclusive 835 VUW 356/5-7 — 47-044-37
Vaillant Ecotec Exclusive 838 VUW 386/4 2007-2016 — 47-044-66
Vaillant Ecotec Exclusive 843 VUW 436/5-7 — 47-044-38
Vaillant Ecotec Plus 415 VU 156/2-OH 2006-2015 — 47-044-67
Vaillant Ecotec Plus 418 VU 186/2-OH 2006-2015 — 41-044-53
Vaillant Ecotec Plus 428 VU 286/2-OH 2006-2015 — 41-044-54
Vaillant Ecotec Plus 438 2006-2016 — 41-044-55
Vaillant Ecotec Plus 612 VU 126/3-5 2005-2005 — 41-044-57
Vaillant Ecotec Plus 612 VU 126/3-5 R1 2005-2012 — 41-044-44
Vaillant Ecotec Plus 612 VU 126/5-5 2012-2012 — 41-044-44 R1
Vaillant Ecotec Plus 612 VU 126/5-5 A R4 2015 Onwards — 41-044-60
Vaillant Ecotec Plus 612 VU 126/5-5 R 6 2017 Onwards — 41-044-78
Vaillant Ecotec Plus 612 VU 126/5-5 R1 2012-2013 — 41-694-20 R6 (0010021828)
Vaillant Ecotec Plus 612 VU 126/5-5 R2 2013-2015 — 41-044-60 R1
Vaillant Ecotec Plus 612 VU 126/5-5 R4 2015-2015 — 41-044-60 R2
Vaillant Ecotec Plus 612, 615, 618, 624, 630, 637 — 41-044-60 R4
Vaillant Ecotec Plus 615 VU 156/3-5 2005-2005 — ECOTEC PLUS 612, 615, 618, 624, 630, 637
Vaillant Ecotec Plus 615 VU 156/3-5 R1 2005-2012 — 41-044-45
Vaillant Ecotec Plus 615 VU 156/5-5 2012-2012 — 41-044-45 R1
Vaillant Ecotec Plus 615 VU 156/5-5 A R4 2015 Onwards — 41-044-61
Vaillant Ecotec Plus 615 VU 156/5-5 R 6 2017 Onwards — 41-044-79
Vaillant Ecotec Plus 615 VU 156/5-5 R1 2012-2013 — 41-694-21 R6 (0010021829)
Vaillant Ecotec Plus 615 VU 156/5-5 R2 2013-2015 — 41-044-61 R1
Vaillant Ecotec Plus 615 VU 156/5-5 R4 2015-2015 — 41-044-61 R2
Vaillant Ecotec Plus 618 VU 186/3-5 2005-2005 — 41-044-61 R4
Vaillant Ecotec Plus 618 VU 186/3-5 R1 2005-2012 — 41-044-46
Vaillant Ecotec Plus 618 VU 186/5-5 2012-2012 LPG — 41-044-46 R1
Vaillant Ecotec Plus 618 VU 186/5-5 2012-2012 NG — 41-044-66
Vaillant Ecotec Plus 618 VU 186/5-5 A R4 2015 Onwards LPG — 41-044-62
Vaillant Ecotec Plus 618 VU 186/5-5 A R4 2015 Onwards NG — 41-044-81
Vaillant Ecotec Plus 618 VU 186/5-5 R 6 2017 Onwards LPG — 41-044-80
Vaillant Ecotec Plus 618 VU 186/5-5 R 6 2017 Onwards NG — 41-694-23 R6 (0010021831)
Vaillant Ecotec Plus 618 VU 186/5-5 R1 2012-2013 LPG — 41-694-22 R6 (0010021830)
Vaillant Ecotec Plus 618 VU 186/5-5 R1 2012-2013 NG — 41-044-66 R1
Vaillant Ecotec Plus 618 VU 186/5-5 R2 2013-2015 LPG — 41-044-62 R1
Vaillant Ecotec Plus 618 VU 186/5-5 R2 2013-2015 NG — 41-044-66 R2
Vaillant Ecotec Plus 618 VU 186/5-5 R4 2015-2015 LPG — 41-044-62 R2
Vaillant Ecotec Plus 618 VU 186/5-5 R4 2015-2015 NG — 41-044-66 R4
Vaillant Ecotec Plus 624 VU 246/3-5 2005-2005 — 41-044-62 R4
Vaillant Ecotec Plus 624 VU 246/3-5 R1 2005-2012 — 41-044-47
Vaillant Ecotec Plus 624 VU 246/5-5 2012-2012 — 41-044-47 R1
Vaillant Ecotec Plus 624 VU 246/5-5 A R4 2015 Onwards — 41-044-63
Vaillant Ecotec Plus 624 VU 246/5-5 R 6 2017 Onwards — 41-044-82
Vaillant Ecotec Plus 624 VU 246/5-5 R1 2012-2013 — 41-694-24 R6 (0010021832)
Vaillant Ecotec Plus 624 VU 246/5-5 R2 2013-2015 — 41-044-63 R1
Vaillant Ecotec Plus 624 VU 246/5-5 R4 2015-2015 — 41-044-63 R2
Vaillant Ecotec Plus 630 VU 306/3-5 2005-2005 — 41-044-63 R4
Vaillant Ecotec Plus 630 VU 306/3-5 R1 2005-2012 — 41-044-48
Vaillant Ecotec Plus 630 VU 306/5-5 2012-2012 LPG — 41-044-48 R1
Vaillant Ecotec Plus 630 VU 306/5-5 2012-2012 NG — 41-044-67
Vaillant Ecotec Plus 630 VU 306/5-5 A R4 2015 Onwards LPG — 41-044-64
Vaillant Ecotec Plus 630 VU 306/5-5 A R4 2015 Onwards NG — 41-044-84
Vaillant Ecotec Plus 630 VU 306/5-5 R 6 2017 Onwards LPG — 41-044-83
Vaillant Ecotec Plus 630 VU 306/5-5 R 6 2017 Onwards NG — 41-694-26 R6 (0010021834)
Vaillant Ecotec Plus 630 VU 306/5-5 R1 2012-2013 LPG — 41-694-25 R6 (0010021833)
Vaillant Ecotec Plus 630 VU 306/5-5 R1 2012-2013 NG — 41-044-67 R1
Vaillant Ecotec Plus 630 VU 306/5-5 R2 2013-2014 LPG — 41-044-64 R1
Vaillant Ecotec Plus 630 VU 306/5-5 R2 2013-2014 NG — 41-044-67 R2
Vaillant Ecotec Plus 630 VU 306/5-5 R4 2015-2015 LPG — 41-044-64 R2
Vaillant Ecotec Plus 630 VU 306/5-5 R4 2015-2015 NG — 41-044-67 R4
Vaillant Ecotec Plus 637 VU 376/3-5 R1 2006-2012 — 41-044-64 R4
Vaillant Ecotec Plus 637 VU 376/5-5 2012-2012 — 41-044-52
Vaillant Ecotec Plus 637 VU 376/5-5 A R4 2015 Onwards — 41-044-65
Vaillant Ecotec Plus 637 VU 376/5-5 R1 2012-2013 — 41-044-85
Vaillant Ecotec Plus 637 VU 376/5-5 R2 2013-2014 — 41-044-65 R1
Vaillant Ecotec Plus 637 VU 376/5-5 R4 2015-2015 — 41-044-65 R2
Vaillant Ecotec Plus 637 VU 386/5-5 R 6 2017 Onwards — 41-044-65 R4
Vaillant Ecotec Plus 824 VUW 246/3-5 2005-2012 — 41-694-27 R6 (0010021835)
Vaillant Ecotec Plus 824 VUW 246/3-5 R1 2005-2011 — 47-044-31
Vaillant Ecotec Plus 824 VUW 246/3-5 R3 2011-2012 — 47-044-31 R1
Vaillant Ecotec Plus 824 VUW 246/5-5 2012-2012 — 47-044-31 R2
Vaillant Ecotec Plus 824 VUW 246/5-5 R1 2012-2013 — 47-044-40
Vaillant Ecotec Plus 824 VUW 246/5-5 R2 2013-2015 — 47-044-40 R1
Vaillant Ecotec Plus 824 VUW 246/5-5 R4 2015-2015 — 47-044-40 R2
Vaillant Ecotec Plus 825 VUW 196/5-5 R6 2017 Onwards — 47-044-40 R4
Vaillant Ecotec Plus 825 VUW 256/5-5 R4 2015 Onwards — 47-044-83 R6 (0010021823)
Vaillant Ecotec Plus 831 VUW 316/3-5 2005-2013 — 47-044-57
Vaillant Ecotec Plus 831 VUW 316/3-5 R1 2005-2011 — 47-044-32
Vaillant Ecotec Plus 831 VUW 316/3-5 R3 2011-2012 — 47-044-32 R1
Vaillant Ecotec Plus 831 VUW 316/3-5 R5 2013-2013 — 47-044-32 R3
Vaillant Ecotec Plus 831 VUW 316/5-5 2012-2012 LPG — 47-044-32 R5
Vaillant Ecotec Plus 831 VUW 316/5-5 2012-2012 NG — 47-044-46
Vaillant Ecotec Plus 831 VUW 316/5-5 R1 2012-2013 LPG — 47-044-41
Vaillant Ecotec Plus 831 VUW 316/5-5 R1 2012-2013 NG — 47-044-46 R1
Vaillant Ecotec Plus 831 VUW 316/5-5 R2 2013-2015 LPG — 47-044-41 R1
Vaillant Ecotec Plus 831 VUW 316/5-5 R2 2013-2015 NG — 47-044-46 R2
Vaillant Ecotec Plus 831 VUW 316/5-5 R4 2015-2015 LPG — 47-044-41 R2
Vaillant Ecotec Plus 831 VUW 316/5-5 R4 2015-2015 NG — 47-044-46 R4
Vaillant Ecotec Plus 832 VUW 246/5-5 R6 2017 Onwards LPG — 47-044-41 R4
Vaillant Ecotec Plus 832 VUW 246/5-5 R6 2017 Onwards NG — 47-044-85 R6 (0010021825)
Vaillant Ecotec Plus 832 VUW 326/5-5 R4 2015 Onwards — 47-044-84 R6 (0010021824)
Vaillant Ecotec Plus 835 VUW 306/5-5 R6 2017 Onwards — 47-044-58
Vaillant Ecotec Plus 835 VUW 356/5-5 R4 2015 Onwards — 47-044-82 R6 (0010021822)
Vaillant Ecotec Plus 837 VUW 376/3-5 R1 2006-2011 — 47-044-53
Vaillant Ecotec Plus 837 VUW 376/3-5 R3 2011-2012 — 47-044-33 R1
Vaillant Ecotec Plus 837 VUW 376/5-5 2012-2012 — 47-044-33 R3
Vaillant Ecotec Plus 837 VUW 376/5-5 R1 2012-2013 — 47-044-42
Vaillant Ecotec Plus 837 VUW 376/5-5 R2 2013-2014 — 47-044-42 R1
Vaillant Ecotec Plus 837 VUW 376/5-5 R4 2014-2015 — 47-044-42 R2
Vaillant Ecotec Plus 838 VUW 286/5-5 R6 2017 Onwards — 47-044-42 R4
Vaillant Ecotec Plus 838 VUW 386/5-5 R4 2015 Onwards — 47-044-86 R6 (0010021826)
Vaillant Ecotec Plus 937 VUI 376/3-5 2006-2012 — 47-044-60
Vaillant Ecotec Plus 937 VUI 376/5-5 2012-2012 — 47-044-39
Vaillant Ecotec Plus 937 VUI 376/5-5 R1 2012-2013 — 47-044-43
Vaillant Ecotec Plus 937 VUI 376/5-5 R2 2013-2014 — 47-044-43 R1
Vaillant Ecotec Plus 937 VUI 376/5-5 R4 2014-2015 — 47-044-43 R2
Vaillant Ecotec Plus 938 VUI 286/5-5 R6 2017 Onwards — 47-044-43 R4
Vaillant Ecotec Plus 938 VUI 386/5-5 R4 2015 Onwards — 47-044-87 R6 (0010021827)
Vaillant Ecotec Pro 22 VU 226/5-3 A R4 (Guernsey/Jersey Only) — 47-044-61 R4
Vaillant Ecotec Pro 22 VU 226/5-3 R4 (Guernsey/Jersey Only) — 10018497
Vaillant Ecotec Pro 24 VUW 246/3-3 R1 2006-2008 — 10015190
Vaillant Ecotec Pro 24 VUW 246/3-3 R2 2008-2012 — 47-044-36 R1
Vaillant Ecotec Pro 24 VUW 246/5-3 2012-2012 — 47-044-36 R2
Vaillant Ecotec Pro 24 VUW 246/5-3 R1 2012-2013 — 47-044-44
Vaillant Ecotec Pro 24 VUW 246/5-3 R2 2013-2015 — 47-044-44 R1
Vaillant Ecotec Pro 24 VUW 246/5-3 R4 (2015-2017) — 47-044-44 R2
Vaillant Ecotec Pro 24 VUW 246/5-3 R4 2015-2015 — 47-044-54
Vaillant Ecotec Pro 24 VUW 246/5-3 R6 2017 Onwards — 47-044-44 R4
Vaillant Ecotec Pro 28 VUW 286/3-3 R1 2005-2008 — 47-044-88 (0010021836)
Vaillant Ecotec Pro 28 VUW 286/3-3 R2 2008-2012 — 47-044-30 R1
Vaillant Ecotec Pro 28 VUW 286/5-3 2012-2012 LPG — 47-044-30 R2
Vaillant Ecotec Pro 28 VUW 286/5-3 2012-2012 NG — 47-044-47
Vaillant Ecotec Pro 28 VUW 286/5-3 R1 2012-2013 LPG — 47-044-45
Vaillant Ecotec Pro 28 VUW 286/5-3 R1 2012-2013 NG — 47-044-47 R1
Vaillant Ecotec Pro 28 VUW 286/5-3 R2 2013-2015 LPG — 47-044-45 R1
Vaillant Ecotec Pro 28 VUW 286/5-3 R2 2013-2015 NG — 47-044-47 R2
Vaillant Ecotec Pro 28 VUW 286/5-3 R4 2015-2017 — 47-044-45 R2
Vaillant Ecotec Pro 28 VUW 286/5-3 R4 2015-2017 LPG — 47-044-55 (0010018495)
Vaillant Ecotec Pro 28 VUW 286/5-3 R4 2015-2015 LPG — 47-044-56 (0010018496)
Vaillant Ecotec Pro 28 VUW 286/5-3 R4 2015-2015 NG — 47-044-47 R4
Vaillant Ecotec Pro 28 VUW 286/5-3 R6 2017 Onwards — 47-044-45 R4
Vaillant Ecotec Pro 28 VUW 286/5-3 R6 LPG 2017 Onwards — 47-044-89 (0010021837)
Vaillant Ecotec Pro 30 VUW 306/5-3 R4 (2015 Onwards) — 47-044-90 (0010021838)
Vaillant Exclusive 627 VU 256/5-7 — 47-044-52
Vaillant Sustain 24 VUW 246/7-2 — 41-694-02
Vaillant Sustain 28 VUW 286/7-2 — 47-044-79
Vaillant Sustain 34 VUW 346/7-2 — 47-044-80
Vaillant Ecotec Plus VU GB 446/5-5 H — 47-044-81
Vaillant Ecotec Plus VU GB 606/5-5 H — 41-694-28 (0010021520)
Vaillant Ecotec VU 466/4-5 — 41-694-29 (0010021521)
Vaillant Ecotec VU GB 466/4-5 H — VU GB 466/4-5 (0010017819)
Vaillant
D02833VL-Kit
