Description
Glowworm 0020014403 20-Plate DHW Heat Exchanger
The Glow-worm 0020014403 20-plate Domestic Hot Water Heat Exchanger is a critical component that transfers heat from the primary circuit to your hot water supply. Over time, limescale and debris can block the exchanger, leading to temperature fluctuations, low flow rate, or intermittent hot water.Glowworm 0020014403 20-Plate DHW Heat Exchanger
By replacing the old or scaled unit with this Glow-worm heat exchanger, you restore efficient heat transfer, stable hot water output, and overall boiler performance.
Glow-worm Flexicom Series
Flexicom 35 CX
GC Number: 47-047-35
Glow-worm Ultracom Series
Ultracom 38 CXI
GC Number: 47-019-03
Please note: Before placing your order you must check your part matches the Manufacturer Part Number stated above.
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     Prices: Please note all prices are inclusive of VAT.
At Heating and catering parts,
We certainly strive to provide the best possible customer experience. Consequently, we understand that sometimes a product may not meet your expectations or requirements. That is why we offer a comprehensive 30-day return policy to ensure your satisfaction. Please read our full Return Policy
We appreciate you buying from our store. Usually, If your order is received by 1:00 p.m. EST (Monday–Friday), we will ship the item the same day. You can count on us to deliver quickly and safely. In other words, we take pride in our prompt and trustworthy service and will do everything we can to ensure the safe arrival of your package.
Please note that weekends are not included in our next-day delivery guarantee. Delivery for orders placed on Fridays (the next day) is on the following Monday. At the same time select the Saturday delivery option at checkout if you’d like your purchases delivered on a weekend day.
In a word thank you for choosing us!






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