Glow-Worm S212194 Seal Case Side | Genuine Replacement Spare Part
- SKU
- EDDGLOWWORM109
The S212194 seal is manufactured to original equipment specifications for dimensions, material resilience, and thermal resistance, ensuring it forms a reliable barrier in the high-temperature environment inside the boiler casing.
Our Expert's Opinion
"A manufacturer-approved seal that enhances protective integrity and thermal performance inside the boiler casing."Glow-Worm S212194 Seal Case Side
The S212194 seal is manufactured to original equipment specifications for dimensions, material resilience, and thermal resistance, ensuring it forms a reliable barrier in the high-temperature environment inside the boiler casing. Modern condensing boilers rely on tight internal seals not only to protect sensitive electronics, sensors, and hydraulic parts from contamination, but also to ensure that internal airflow and thermal dynamics behave as designed. A compromised case seal can allow ingress of dust and moisture that accelerates corrosion or electronic failure, and can also lead to heat escaping from the casing, reducing overall system efficiency and potentially increasing fuel consumption.
Internal seals like the case side gasket can degrade over time due to sustained exposure to heat cycling, vibration from pumps and fans, and humidity from combustion and condensation processes. As seals age, they can become brittle, shrink, or lose elasticity, which undermines their ability to hold out contaminants and retain heat. Replacing a worn or damaged seal with this OEM component restores the boiler’s protective envelope, enhances thermal containment, and helps maintain the controlled environment needed for peak performance and long-term reliability. Installation should be carried out by a qualified heating engineer, who will ensure the seal is positioned correctly, achieves full contact around mating surfaces, and upholds compliance with safety and performance standards.
Glow-Worm 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 | S212194 |
|---|---|
| Product Code | EDDGLOWWORM109 |
| Part Origin | Genuine |
| Part or Accessory? | Part |
| Brand | Glow-Worm |
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.
Glow-Worm S212194 Seal Case Side
The S212194 seal is manufactured to original equipment specifications for dimensions, material resilience, and thermal resistance, ensuring it forms a reliable barrier in the high-temperature environment inside the boiler casing. Modern condensing boilers rely on tight internal seals not only to protect sensitive electronics, sensors, and hydraulic parts from contamination, but also to ensure that internal airflow and thermal dynamics behave as designed. A compromised case seal can allow ingress of dust and moisture that accelerates corrosion or electronic failure, and can also lead to heat escaping from the casing, reducing overall system efficiency and potentially increasing fuel consumption.
Internal seals like the case side gasket can degrade over time due to sustained exposure to heat cycling, vibration from pumps and fans, and humidity from combustion and condensation processes. As seals age, they can become brittle, shrink, or lose elasticity, which undermines their ability to hold out contaminants and retain heat. Replacing a worn or damaged seal with this OEM component restores the boiler’s protective envelope, enhances thermal containment, and helps maintain the controlled environment needed for peak performance and long-term reliability. Installation should be carried out by a qualified heating engineer, who will ensure the seal is positioned correctly, achieves full contact around mating surfaces, and upholds compliance with safety and performance standards.
Glow-Worm 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 | S212194 |
|---|---|
| Product Code | EDDGLOWWORM109 |
| Part Origin | Genuine |
| Part or Accessory? | Part |
| Brand | Glow-Worm |
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.
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