Optimum MF 900-60 WHE 1S

The appliances listed below are exempt in the relevant country or countries when using the specified fuel(s), when operated in accordance with the instruction and installation manuals and when any conditions are met.

Available information about this fuel is shown below:

Appliance name Optimum MF 900-60 WHE 1S
Output 12.9
Fuel Type Wood based
Appliance Type Stove
Manufacturer Metalfire+ BV
The fireplace must be installed, maintained and operated in accordance with the following specifications:
Instruction manual title Metalfire - Installation Instructions and User Manual
Instruction manual date 20240917
Instruction manual reference V02/20240917
Additional conditions The Optimum MF 900-60 WHE 1S must be fitted with a permanent stop at 4.8cm open for the primary air controller, and 5.8cm for the secondary air controller.
Permitted fuels Wood logs with a maximum moisture content of 20%ยน
England Status
Date first exempt		 Exempt (Footnote 5)
See Footnotes or SI Link
Wales Status
Date first exempt
Scotland Status
Date first exempt		 Exempt (Footnote 7)
See Footnotes or SI Link
N. Ireland Status
Date first exempt		 Exempt (Footnote 9)
See Footnotes or SI Link
Footnotes
  1. The fuel must not contain halogenated organic compounds or heavy metals as a result of treatment with wood-preservatives or coatings.
  2. The conditions of exemption have been amended to remove references to fuels which are either no longer available or which cannot be used without contravening the Environmental Permitting (England and Wales) Regulations 2010 (S.I. 2010/675) or the Pollution Prevention and Control (Industrial Emissions) Regulations (Northern Ireland) 2013 (S.R. 2013 No. 160)
  3. The Environmental Permitting Regulations (England and Wales) 2010 (SI 2010/675) may apply to the burning of some of these wastes.
  4. Previously exempted by The Smoke Control Areas (Exempted Fireplaces) (England) Order 2015 (SI 2015/307), no longer in force as of 1 October 2015. Now exempted by publication of this list by the Secretary of State in accordance with changes made to sections 20 and 21 of the Clean Air Act 1993 by section 15 of the Deregulation Act 2015.
  5. Exempted for use in England by publication of this list by the Secretary of State in accordance with changes made to sections 20 and 21 of the Clean Air Act 1993 by section 15 of the Deregulation Act 2015.
  6. Previously exempted by The Smoke Control Areas (Exempted Fireplaces) (Scotland) Regulations 2014 (SI 2014/316), no longer in force as of 30th June 2014. Now exempted by publication of this list by Scottish Ministers under section 50 of the Regulatory Reform (Scotland) Act 2014.
  7. Exempted for use in Scotland by publication of this list by Scottish Ministers under section 50 of the Regulatory Reform (Scotland) Act 2014.
  8. Previously exempted by the Smoke Control Areas (Exempted Fireplaces) (No. 2) Regulations (Northern Ireland) 2013 (S.R. 2013 No. 292), as amended, no longer in force as of 10th October 2016. Now exempted by the publication of this list by the Department of Agriculture, Environment and Rural Affairs in accordance with changes made to Article 17(7) of the Clean Air (Northern Ireland) Order 1981 by section 16 of the Environmental Better Regulation Act (Northern Ireland) 2016.
  9. Exempted for use in Northern Ireland by publication of this list by the Department of Agriculture, Environment and Rural Affairs in accordance with changes made to Article 17(7) of the Clean Air (Northern Ireland) Order 1981 by section 16 of the Environmental Better Regulation Act (Northern Ireland) 2016.