Answers to most of the questions we are asked can be found in our operating instructions, which you can access HERE

If this has not answered your question, here are the answers to others we are frequently asked.


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  1. What are the clearances for a Pyroclassic IV installed on a mini raised woodbin?

    You can download the installation clearances for installing a Pyroclassic IV on a mini raised woodbin HERE. 

  2. Why are there cracks in my Pyroclassic cylinder?

    This is a natural way to relieve built-up stress in refractories. It has no effect on operation, performance or useful life of the unit. The firebox is an arch structure, the most stable and permanent construction known. These cracks will develop over time and is nothing to worry about. 

  3. How do I clean the glass?

    If the correct quality fuel is burnt in the right manner, the glass should stay relatively clean. The air wash which passes down the inside of the door will scrub off any deposits during the burn cycle.

  4. Why is the door glass small?

    Big door glass = big waste of heat

  5. When and how should I clean the flue?

    Pyroclassic fires are renowned for burning very cleanly when dry fuel is used but you should still always clean your chimney once a year. This is often a requirement for many insurance companies.

  6. Can I use a heat transfer kit?

    The simple answer is yes.

  7. What wood should I be using?

    DRY. This means a maximum of 25% moisture content but ideally under 18% if possible.

  8. How does the Pyroclassic IV burn overnight?

    The overnight burn ability of the Pyroclassic IV is 100% dependent on the quality and size of fuel you put in it.

  9. How do I light my first fire?

    1. Soak the reusable fire starters in methylated spirits. Tip: It is also handy to store the fire-lighters in a glass jar filled with meths.

  10. Why is smoke coming from my Pyroclassic fire into my room?

    There are a few reasons why this could be happening: