Ideal 177601 Expansion Vessel Kit | Genuine Replacement Spare Part
- SKU
- EDDIDEALGAS82
Electrical Deals Direct stock a wide variety of spares and accessories for your needs. Whether you're looking for replacements or upgrades, we have you covered. For more details or assistance, feel free to call one of our knowledgeable team members on 01934 253600 or email us - [email protected]. We're here to help!
Our Expert's Opinion
"An expansion vessel kit that supports stable system pressure and protects internal boiler components."Ideal 177601 Expansion Vessel Kit
Effective pressure control is essential for maintaining the reliability, efficiency, and safety of a sealed heating system. The expansion vessel contains an internal diaphragm that separates system water from a pre-charged air chamber, allowing pressure changes to be absorbed gradually as temperatures fluctuate. Without a correctly functioning expansion vessel, system pressure can rise rapidly when heating is active, often leading to activation of the pressure relief valve, water discharge, and frequent loss of system pressure once the boiler cools.
Over time, expansion vessels may lose their air charge or suffer diaphragm fatigue, reducing their ability to manage pressure changes effectively. This can result in repeated pressure faults, visible discharge from the safety valve, or the need for frequent system re-pressurisation. Replacing a weakened or failed expansion vessel with this kit helps restore stable pressure control, improves overall system reliability, and reduces the risk of secondary component damage. Because correct installation and charging are critical to performance, fitting should always be carried out by a qualified heating engineer, who will ensure safe operation and correct system integration.
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 | 177601 |
|---|---|
| Product Code | EDDIDEALGAS82 |
| Part Origin | Genuine |
| Part or Accessory? | Part |
| Brand | Ideal |
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.
Ideal 177601 Expansion Vessel Kit
Effective pressure control is essential for maintaining the reliability, efficiency, and safety of a sealed heating system. The expansion vessel contains an internal diaphragm that separates system water from a pre-charged air chamber, allowing pressure changes to be absorbed gradually as temperatures fluctuate. Without a correctly functioning expansion vessel, system pressure can rise rapidly when heating is active, often leading to activation of the pressure relief valve, water discharge, and frequent loss of system pressure once the boiler cools.
Over time, expansion vessels may lose their air charge or suffer diaphragm fatigue, reducing their ability to manage pressure changes effectively. This can result in repeated pressure faults, visible discharge from the safety valve, or the need for frequent system re-pressurisation. Replacing a weakened or failed expansion vessel with this kit helps restore stable pressure control, improves overall system reliability, and reduces the risk of secondary component damage. Because correct installation and charging are critical to performance, fitting should always be carried out by a qualified heating engineer, who will ensure safe operation and correct system integration.
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 | 177601 |
|---|---|
| Product Code | EDDIDEALGAS82 |
| Part Origin | Genuine |
| Part or Accessory? | Part |
| Brand | Ideal |
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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