Saunier Duval 20195519 Boiler Gasket | Genuine Replacement Spare Part
- SKU
- EDDSAUNIER03
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Can’t find what you’re looking for? Click here to use our spare part finder.Saunier Duval 20195519 Boiler Gasket – Genuine OEM Seal Replacement for Condensing Boilers
The Saunier Duval 20195519 is a genuine high-performance gasket designed to provide a secure and durable seal within the boiler’s internal assembly. Used in key areas where airtight or watertight integrity is essential, this component plays a critical role in maintaining correct operating conditions within Saunier Duval condensing boilers.
Gaskets within a boiler are responsible for preventing the escape of gases, water, or pressure between joined components. In high-efficiency condensing appliances, even minor sealing imperfections can disrupt combustion balance, reduce efficiency, or lead to fault conditions. The 20195519 gasket is manufactured to precise OEM tolerances to ensure consistent sealing performance under demanding operating conditions, including repeated thermal expansion and contraction.
Over time, exposure to heat, pressure, and combustion by-products causes gasket materials to harden, compress, and lose elasticity. Once this degradation occurs, the gasket can no longer form a reliable seal, increasing the risk of leaks or performance issues. For this reason, replacing worn or disturbed gaskets is a fundamental part of professional boiler servicing and repair work.
Whether fitted during routine maintenance or as part of a component replacement, this genuine Saunier Duval gasket ensures the appliance continues to operate safely and efficiently in line with manufacturer specifications.
Key Features:
Part Number: 20195519
Type: Boiler gasket / sealing component
Function: Maintains airtight and/or watertight seals within the appliance
Genuine Saunier Duval spare part – built to OEM specification
Resistant to heat, pressure, and combustion conditions
Critical for safe and efficient boiler operation
Must be fitted by a Gas Safe registered engineer
Compatible Boilers Include:
Used across a range of Saunier Duval condensing boilers, including:
Saunier Duval Micra Condensing range
Saunier Duval Thema Condens and Themafast Condens range
Saunier Duval Thesi Condensing models
Saunier Duval Isotwin Condens range
Saunier Duval Spazio and Eura condensing boilers
Exact compatibility depends on appliance model, age, and production batch.
Always verify against the boiler data plate and official parts diagram before purchasing. If in doubt, consult Saunier Duval technical support.
Why Replace Boiler Gaskets During Servicing:
Boiler gaskets are subject to continuous thermal and mechanical stress. Once compressed and heat-cycled, they gradually lose their ability to maintain a proper seal. Reusing an old gasket after disassembly increases the likelihood of leaks, reduced efficiency, or system faults.
Saunier Duval provide a 1 year warranty on all spare parts. Electrical Deals Direct now sells a wide range of spare parts. If you cannot see the item you require on our website, please call 01934 253600 or email [email protected] for more information.
| MPN | 20195519 |
|---|---|
| Product Code | EDDSAUNIER03 |
| Part Origin | Genuine |
| Part or Accessory? | Part |
| Brand | Saunier Duval |
| Full Weight (kG) | 0.5 |
Delivery Information -
Standard delivery for all orders over £150 ex-VAT are free of charge.
If we can speed this up, we will, but you can also select Express Delivery when you check out and get your purchase more quickly (usually the next working day, subject to a 1pm cut-off): there is an extra charge for this ranging from £5 to £29.99 depending on the products you are buying.
We partner with several of the best UK carriers (such as TNT, Royal Mail, DPD etc) depending on the type of product and the warehouse it is coming from, and also with some pallet companies for larger items. All of these operate during normal Monday – Friday working hours, and we expect all deliveries to arrive in 5 days. For more details checkout this page.
Gledhill Cylinders – Delivery Charge -
For all Gledhill Cylinders, a flat delivery charge of £33.00 (ex-VAT) applies, regardless of order value or delivery method. This will be added automatically at checkout.
Returns Information -
Having to return a product because it doesn’t fit, or is not what you wanted, is really annoying! To try and make sure this isn’t necessary we have lots of helpful advice on our site, and you should feel free to call our experts on the number above to check if you are in any doubt at all – we’re always happy to help.
But if you do, don’t worry, just contact us and we’ll get it sorted (note that for trade customers there may be a restocking fee). If you need it, we can usually arrange the carrier to pick it up.
For full details of our policy, check out the small print here.
Saunier Duval 20195519 Boiler Gasket – Genuine OEM Seal Replacement for Condensing Boilers
The Saunier Duval 20195519 is a genuine high-performance gasket designed to provide a secure and durable seal within the boiler’s internal assembly. Used in key areas where airtight or watertight integrity is essential, this component plays a critical role in maintaining correct operating conditions within Saunier Duval condensing boilers.
Gaskets within a boiler are responsible for preventing the escape of gases, water, or pressure between joined components. In high-efficiency condensing appliances, even minor sealing imperfections can disrupt combustion balance, reduce efficiency, or lead to fault conditions. The 20195519 gasket is manufactured to precise OEM tolerances to ensure consistent sealing performance under demanding operating conditions, including repeated thermal expansion and contraction.
Over time, exposure to heat, pressure, and combustion by-products causes gasket materials to harden, compress, and lose elasticity. Once this degradation occurs, the gasket can no longer form a reliable seal, increasing the risk of leaks or performance issues. For this reason, replacing worn or disturbed gaskets is a fundamental part of professional boiler servicing and repair work.
Whether fitted during routine maintenance or as part of a component replacement, this genuine Saunier Duval gasket ensures the appliance continues to operate safely and efficiently in line with manufacturer specifications.
Key Features:
Part Number: 20195519
Type: Boiler gasket / sealing component
Function: Maintains airtight and/or watertight seals within the appliance
Genuine Saunier Duval spare part – built to OEM specification
Resistant to heat, pressure, and combustion conditions
Critical for safe and efficient boiler operation
Must be fitted by a Gas Safe registered engineer
Compatible Boilers Include:
Used across a range of Saunier Duval condensing boilers, including:
Saunier Duval Micra Condensing range
Saunier Duval Thema Condens and Themafast Condens range
Saunier Duval Thesi Condensing models
Saunier Duval Isotwin Condens range
Saunier Duval Spazio and Eura condensing boilers
Exact compatibility depends on appliance model, age, and production batch.
Always verify against the boiler data plate and official parts diagram before purchasing. If in doubt, consult Saunier Duval technical support.
Why Replace Boiler Gaskets During Servicing:
Boiler gaskets are subject to continuous thermal and mechanical stress. Once compressed and heat-cycled, they gradually lose their ability to maintain a proper seal. Reusing an old gasket after disassembly increases the likelihood of leaks, reduced efficiency, or system faults.
Saunier Duval provide a 1 year warranty on all spare parts. Electrical Deals Direct now sells a wide range of spare parts. If you cannot see the item you require on our website, please call 01934 253600 or email [email protected] for more information.
| MPN | 20195519 |
|---|---|
| Product Code | EDDSAUNIER03 |
| Part Origin | Genuine |
| Part or Accessory? | Part |
| Brand | Saunier Duval |
| Full Weight (kG) | 0.5 |
Delivery Information -
Standard delivery for all orders over £150 ex-VAT are free of charge.
If we can speed this up, we will, but you can also select Express Delivery when you check out and get your purchase more quickly (usually the next working day, subject to a 1pm cut-off): there is an extra charge for this ranging from £5 to £29.99 depending on the products you are buying.
We partner with several of the best UK carriers (such as TNT, Royal Mail, DPD etc) depending on the type of product and the warehouse it is coming from, and also with some pallet companies for larger items. All of these operate during normal Monday – Friday working hours, and we expect all deliveries to arrive in 5 days. For more details checkout this page.
Gledhill Cylinders – Delivery Charge -
For all Gledhill Cylinders, a flat delivery charge of £33.00 (ex-VAT) applies, regardless of order value or delivery method. This will be added automatically at checkout.
Returns Information -
Having to return a product because it doesn’t fit, or is not what you wanted, is really annoying! To try and make sure this isn’t necessary we have lots of helpful advice on our site, and you should feel free to call our experts on the number above to check if you are in any doubt at all – we’re always happy to help.
But if you do, don’t worry, just contact us and we’ll get it sorted (note that for trade customers there may be a restocking fee). If you need it, we can usually arrange the carrier to pick it up.
For full details of our policy, check out the small print here.
