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Local and County Sligo orders made before 12.00 pm Wednesday 21st December will be delivered before 1.00 pm on Friday 23rd December. All nationwide orders made before midnight on Monday 19th December will be dispatched prior to Christmas. All orders made after that will be processed from 3rd January onwards. Happy Christmas!

Free Delivery over €150

Excluding Bulk Delivery

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Trading in Ireland since 1870.

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Vermiculite / Micafill (100 litre bag).

26.24 (Inc. VAT)

Bulk Product
Delivery time: 2-3 Days
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Insulate Solid Fuel and Wood Burning Flue Liner

Key features:

  • For insulating solid fuel and wood burning flueliners
  • Safe to use around the house
  • Reduces condensation
  • Ideal for Trades people and for DIY

49 in stock


Product Description

Vermiculite, a versatile and unique mineral, has been a valuable resource in various industries for decades. Among the many types of vermiculite available, Dupre Vermiculite stands out for its exceptional qualities. This is used for insulating solid fuel and wood burning flue liners and is safe to use around the house.

Key features:

  • For insulating solid fuel and wood burning flueliners
  • Safe to use around the house
  • Reduces condensation
  • Ideal for Trades people and for DIY
  • Lightweight fireproof expanded mineral product which is fibre free and safe to use around the house.
  • For insulating solid fuel and wood burning flueliners, does reduce condensation to a minimum level and keeps the liner in place when the chimney is cleaned.
  • Mixes with cement to a lightweight concrete which can be used for insulated floors and screeds.

Product information:

Dupre Vermiculite is a type of expanded vermiculite that originates from the Dupre deposit in the southern United States. Vermiculite is a mineral that undergoes a process called exfoliation, wherein it expands when heated, forming a lightweight and highly absorbent material with a layered structure. Dupre Vermiculite is characterised by its unique combination of physical properties that make it ideal for various applications.

Properties of Dupre Vermiculite

  1. Light Weight: One of the most notable properties of this is it is light weight. Due to its expanded structure, it is significantly lighter than many other materials with similar uses. This property makes it easier to handle, transport, and incorporate into various applications.
  2. Insulation: Dupre Vermiculite boasts excellent insulating properties. It is a poor conductor of heat and is often used as an insulating material in construction, horticulture, and other industries where thermal insulation is crucial.
  3. Absorbency: Dupre Vermiculite has a high water-holding capacity, making it an effective material for moisture retention in soils, potting mixes, and horticultural applications. Its ability to hold water makes it valuable in gardening and agriculture for maintaining proper soil moisture levels.
  4. Fire Resistance: Dupre Vermiculite is fire-resistant and can withstand high temperatures without igniting. This property is highly desirable in fireproofing materials, fire-resistant coatings, and other applications where fire protection is essential.
  5. Expansion: The expansion of Dupre Vermiculite occurs at high temperatures, creating a lightweight and expanded structure with numerous air pockets. This expanded structure makes it an excellent choice for lightweight concrete and as a soil conditioner to improve aeration and drainage.

Uses of Dupre Vermiculite

Construction: This is used in construction for its insulating and lightweight properties. It is commonly mixed with concrete to create lightweight concrete blocks and insulating plasters. It is also used as an aggregate in fire-resistant materials for building construction.

  1. Horticulture: In gardening and horticulture, Dupre Vermiculite is a popular additive to potting mixes and soil amendments. It improves water retention, aeration, and nutrient availability in soil, promoting healthy plant growth.
  2. Industrial Applications: Due to its exceptional fire resistance, this is used in the manufacturing of fire-resistant boards, coatings, and materials. It is also employed as a filler in various industrial applications, including brake linings and insulation.
  3. Animal Husbandry: In animal husbandry, this can be used as bedding material for animals due to its absorbent nature. It helps in maintaining a clean and comfortable environment for livestock.

Safety Considerations

While this is a versatile and valuable material, it is essential to handle it with care and be aware of safety considerations:

  1. Asbestos Concerns: Some vermiculite deposits, including the Libby mine in Montana (not associated with Dupre Vermiculite), were contaminated with asbestos. Dupre Vermiculite, however, does not contain asbestos and is safe for use. Always verify the source of vermiculite to ensure it is asbestos-free.
  2. Dust Control: Like any fine particulate material, Dupre Vermiculite can produce dust when handled. It is advisable to wear appropriate personal protective equipment, such as a dust mask and gloves, when working with it to minimize inhalation of dust particles.

Dupre Vermiculite, with its unique combination of properties, offers a wide range of applications in construction, horticulture, industrial settings, and more. Its lightweight, insulating, and fire-resistant characteristics make it a valuable resource in various industries. When used correctly and responsibly, this can enhance the performance and safety of numerous products and processes, making it an essential material in modern applications.


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Delivery charge information:

You can add any and all products to the basket and calculate your delivery charges easily. Simply enter your Eir Code and all applicable charges will be calculated automatically.

  • Orders of €150 inc VAT or over will get free delivery nationwide. (Please see notes below for exceptions)
  • All orders under €150 inc VAT incur a standard delivery charge of €10 including VAT
  • (Please see below for exceptions)
  • We deliver to anywhere in Ireland.

Bulky items:

Bulky items may incur delivery surcharges (see below) as extra courier costs unfortunately are often unavoidable. If the order is over €150 only the bulk delivery charge will apply. The final delivery charge for bulky products will be calculated when all items have been added to the shopping cart.
All efforts are made to indicate where products are subject to delivery surcharges.

Special Order items:

We are in regular contact with our suppliers and we try our best to make sure that all “special order items” on our webstore are available from our suppliers within the timeframe advertised. If, for some reason our supplier is out of stock and you have ordered the product we will let you know immediately and give you the option to either wait until it’s back in, upgrade to a better model at little or no extra cost or receive a full refund. See more info on Special Order products here.


All nationwide deliveries will be delivered within 2-3 working days.

(Local deliveries within 1-2 working days.)

Special order items may take longer to deliver but this will be indicated on the product information page. You can see more info on Special Order products here.

Working days are Monday through Friday excluding public holidays. Orders placed on Saturday/Sunday will be deemed as being placed on the following Monday.

Some items may take longer to ship. If this is the case, we will notify you by phone/email of this delay.

If your delivery is urgent please contact us by phone or email and we will do our best to expedite it.

Please indicate on your order any specific delivery instructions.

Bulky goods:

Bulky goods will be delivered on pallets and will be unloaded by the courier. All bulky goods are delivered kerbside. Unfortunately, the delivery company will not convey the goods into premises for storage unless agreed in advance. Access to the delivery location must be suitable for a truck and failure to provide suitable level ground for operating pallet truck may result in refusal to deliver by the courier. Please note delivery operators will apply safe procedures in relation to ongoing Public Health considerations..

Exceptional Goods:

Some building materials are extremely bulky and not practical to deliver outside Co. Sligo e.g. concrete blocks, tonne bags of sand or gravel or some lengths of timber. We have highlighted where this is the case in bold red writing. If you do order these products we will contact you to see if you want to pay an additional delivery charge or if you wish to cancel the order. Please do not take offence to this as some bulky goods may cost much more to deliver than the value of the goods. We are based in Sligo so can offer a local delivery service in this area using our own vehicles.

If there is a forklift or teleporter available onsite, we would appreciate if you could tell us in advance by filling out the special delivery notes when completing the order.

The Seller or the courier company will not be held responsible for any damage to goods or persons caused by the goods being unloaded by the buyer.

**Please contact us in advance of ordering if unsure of the above**

Damaged goods:

Where goods are damaged on delivery the Buyer has the right to refuse delivery. Damaged goods should be photographed on delivery and photos emailed to straight away. If goods are damaged on delivery, we will replace the goods in as timely a manner as possible at no extra cost.

Once the goods are signed for it will be deemed that goods were in good state when delivered.


Delivery shall be within a time period agreed between the Buyer and Seller and the Seller shall use its best endeavours to ensure that delivery takes place within the period agreed. Failure by the Seller to deliver the Goods within the agreed time period shall not amount to a breach of this contract by the Seller and the Buyer shall not be entitled to damages or other compensation or to cancel this contact by reason of such failure.

The Seller reserves the right to deliver in instalments. Each part delivery shall be deemed to constitute a separate contract, the fulfilment or non-fulfilment of which shall not affect any other part of the contract or the contract as a whole. Where any order involves more than one delivery and default is made on payment on the due date (either under this contract or any other contract made between the Seller and the Buyer) the Seller shall have the right to suspend all further deliveries until payment is made or to terminate the contract without prejudice to any existing claim.

The Seller shall not be liable to the Buyer for any loss or damage which may be suffered by the Buyer as a direct or indirect result of the supply of the Goods by the Seller being prevented, hindered or delayed by reason of any circumstances whatsoever which are outside the control of the Seller. Once delivery has been accepted the Buyer shall not be entitled to withhold or postpone payment of all or any portion of the price agreed, therefore.

1. Where goods are damaged on delivery the Buyer has the right to refuse delivery. Damaged goods should be photographed on delivery and photos emailed to If goods are damaged on delivery, we will replace the goods in as timely a manner as possible at no extra cost.

2.  If goods are signed for and later found to be faulty/damaged, notice must be given in writing within 24 hours and photos will be required to be emailed to

3. All faulty/damaged goods issues will be dealt with on a case by case basis and best endeavours will be made to rectify within a timely manner. Manufacturers’ warranties will apply in certain cases.

4. Any returned items which are not faulty or damaged will incur full carriage costs which must be paid for by the customer.  Notice of intention to return unwanted goods must be given within 14 days of receiving goods. Returned goods must be in original packaging and in original condition before refunds can be given.

5. All returned goods to be sent to Patrick Rogers Ltd., O’Connell St., Ballymote, Co. Sligo

Note regarding Oil Boilers and Boiler stoves:

Please ensure you check with us first or consult a qualified professional before ordering your oil boiler or boiler stove to ensure you order the correct one for your home. If the product needs to be returned a restocking fee may apply.

Returns of Special Order Items

All “special order items” are subject to the same product returns policy as stocked items. However, items which are returned that are not faulty or damaged on delivery will be subject to a 10% restocking fee.