Universal Heat Exchanger Plate O-Ring
The Universal Heat Exchanger Plate O-Ring is a high-temperature, pressure-resistant elastomeric seal designed to secure a watertight connection between a boiler's secondary plate heat exchanger and the main hydraulic block. Engineered to withstand continuous thermal cycling, this crucial sealing component prevents structural water leaks under system pressure, ensuring domestic hot water and central heating water circuits remain completely isolated.
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Universal Compatibility: Specially molded to fit a wide range of standard domestic combi boiler plate heat exchangers, adapting seamlessly to both brass and composite hydro-block ports.
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High-Grade Elastomeric Compound: Manufactured from premium, heavy-duty rubber to resist chemical degradation, scale build-up, and continuous exposure to high hot water temperatures.
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Leak & Pressure Drop Prevention: Replaces warped, flattened, or brittle original seals to eliminate dripping under the boiler jacket, directly resolving chronic system pressure drops.
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Precise Seating Geometry: Provides an immediate, secure compression seal during heat exchanger installation, absorbing system vibrations and preventing seal pinching.
Application & Fitment
These replacement O-rings are engineered universally for Domestic Hot Water (DHW) Plate Heat Exchangers across major heating systems:
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Universal Combi Boiler Application: Suitable for standard secondary plate heat exchangers used in modern condensing and traditional combi boiler models.
-
Hydro-Block Interface: Designed for a flush, leak-proof seat between the exchanger ports and the primary flow/return hydraulic components.
-
Service Recommendation: It is highly recommended to replace the O-rings in complete sets whenever the plate heat exchanger is removed for descaling or replacement to ensure a reliable seal.
Universal Heat Exchanger Plate O-Ring
The Universal Heat Exchanger Plate O-Ring is a high-temperature, pressure-resistant elastomeric seal designed to secure a watertight connection between a boiler's secondary plate heat exchanger and the main hydraulic block. Engineered to withstand continuous thermal cycling, this crucial sealing component prevents structural water leaks under system pressure, ensuring domestic hot water and central heating water circuits remain completely isolated.
-
Universal Compatibility: Specially molded to fit a wide range of standard domestic combi boiler plate heat exchangers, adapting seamlessly to both brass and composite hydro-block ports.
-
High-Grade Elastomeric Compound: Manufactured from premium, heavy-duty rubber to resist chemical degradation, scale build-up, and continuous exposure to high hot water temperatures.
-
Leak & Pressure Drop Prevention: Replaces warped, flattened, or brittle original seals to eliminate dripping under the boiler jacket, directly resolving chronic system pressure drops.
-
Precise Seating Geometry: Provides an immediate, secure compression seal during heat exchanger installation, absorbing system vibrations and preventing seal pinching.
Application & Fitment
These replacement O-rings are engineered universally for Domestic Hot Water (DHW) Plate Heat Exchangers across major heating systems:
-
Universal Combi Boiler Application: Suitable for standard secondary plate heat exchangers used in modern condensing and traditional combi boiler models.
-
Hydro-Block Interface: Designed for a flush, leak-proof seat between the exchanger ports and the primary flow/return hydraulic components.
-
Service Recommendation: It is highly recommended to replace the O-rings in complete sets whenever the plate heat exchanger is removed for descaling or replacement to ensure a reliable seal.
We have a 14-day return policy, which means you have 14 days after receiving your item to request a return.
To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.This may result in some fee cuts.
The shipping fee for the returned products is our customers responsibility. Also, the shipping fee for the first shipment will be calculated and taken from the buyer. This value comes from the shipping value it cost to send your initial order.
To start a return, you can contact us at support@aspares.co.uk If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.
You can always contact us for any return question at support@aspares.co.uk
Damages and issues
Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.
Exceptions / non-returnable items
Certain types of items cannot be returned, like perishable goods (such as food, flowers, or plants), custom products (such as special orders or personalised items), and personal care goods (such as beauty products). We also do not accept returns for hazardous materials, flammable liquids, or gases. Please get in touch if you have questions or concerns about your specific item.
Unfortunately, we cannot accept returns on sale items or gift cards.
Exchanges
The fastest way to ensure you get what you want is to return the item you have, and once the return is accepted, make a separate purchase for the new item.
Refunds
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method. Please remember it can take some time for your bank or credit card company to process and post the refund too.
