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Ships within 48 hours · Estimated delivery Jul 24 - Jul 29
The secondary heat exchanger is only required in a combi boiler and allows the heat to be transferred between one closed system and another
📄 Description
Vaillant 981103 Burner Gasket
🚚 Fast UK Dispatch📸 Please inspect all photos carefully as they form part of the description♻️ Genuine recycled boiler spare part
Sentinel X300 Cleaner for new Central Heating Systems - 1Litre IGNITER SPARK GENERATOR The secondary heat exchanger isSentinel X300 Cleaner 1 LitreHigh performance cleaner designed for use in new central heating systems to remove flux residues, installation debris, and light contaminants. Product Features: Genuine Sentinel product X300 system cleaner 1 Litre bottle Designed for new heating systems Removes installation debris & flux residues Helps improve system efficiency Protects boiler and heating components Easy to dose and use Suitable for all central heating
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