For dependable warmth with consistent quality and performance, the CPL Supertherm Coal 20kg (Product Code: 88170020) is a top-pick fuel choice for homeowners. This 20kg bag of smokeless coal is designed to deliver a strong, long-lasting burn with less smoke and ash than traditional house coal — perfect for open fires and glass-fronted stoves throughout the cooler months.
Manufactured for consistent size and burn quality, Supertherm fuel helps you achieve reliable heat output night after night. It’s suitable for use even in smokeless zones, giving you peace of mind if you’re working in an area with local emissions requirements.
Key Features:
Strong Heat Output: Produces substantial warmth for cosy living spaces.
Smokeless Coal: Low smoke and ash performance for cleaner burning than traditional house coal.
Consistent Quality: Uniform size and composition ensure predictable burn times.
Long Lasting: Can be banked overnight for extended warmth.
Easy to Handle: Larger 20kg bag — ideal for home heating or regular stove use
Technical Specifications:
Product Code: 88170020
Fuel Format: Smokeless Coal
Bag Weight: 20 kg
Suitable For: Open fires & glass-fronted stoves
Emissions: Reduced smoke and CO₂ compared to traditional coal
TJ’s Tip:
For the best heating performance, store your coal in a dry, covered space to keep moisture out — dry fuel burns hotter and cleaner. When building your fire, lay the coal loose with plenty of airflow to encourage a strong, steady flame and maximise heat output throughout the burn
* Effective from 3 December 2025 * Free delivery on order over €400, applies to Small & Light, Large & Heavy items within zone 1 only.
Zone Indicator:
To help you understand delivery availability, every item displays a zone icon, icons appear on the top-right corner of each product image:
Types of goods
Available zones
Descriptions
Small & light items
All Zone area
Items under 20kg weight & under 2m long, (some fragile items may not be included e.g. glass/mirrors)
Large and bulky items Extra Large items
Zone 1 & 2 only
Wet & hazardous bagged, items over 20Kg weight & oversized; Euronics white goods, TVs of all sizes.
Large Paint items (6L / 6L+)
Zone 1 only
Large hazardous items (6L+) - available for collection
Available zones
Indicator
Descriptions
All zone area
This icon with all zone area in green, indicates this items can be shipped to all Zone.
Zone 1 & 2 only
Zone 1 & 2 in green and zone 3 greyed out, indicates this product can only be shipped to Zone 1 and 2
Zone 1 only
Zone 1 in green zone 2 and zone 3 are greyed out, indicates this product can only be shipped to Zone 1 only.
Old Appliance Collection:
When you buy a large appliance, we’ll collect your old one for free through WEEE Ireland. Please ensure it is uninstalled, disconnected, and ready for pickup. Collection is like-for-like and takes place at the front door or apartment entrance. Restrictions may apply based on access and item type.
At TJ O'Mahony we will exchange or refund any Retail unused product returned to us in its original condition within 30 days of receiving it (*)You can return any unused product to us in its original condition for a full refund or exchange within 30 days of delivery.
This right to return does not apply to products that are non stock and only available to order such as catalogued doors, catalogued bathroomware and mixed paints which are made especially for your order.
Please note that we are unable to accept returns on certain bagged building products and materials, including (but not limited to) hard wall, cement, bonding, slates, and ridges. We appreciate your understanding and recommend checking product requirements carefully before purchase.