Blocks out draughts from chimney thus saving money on heating costs as well catching falling debris within its canopy
More information available at http://www.chimella.com
Standard size: for open grate fireplaces that have any flue shape between 150mm x 150mm up to 430mm x 430mm at a height of between 600mm and 700mm above the fireplace opening
Surplus to requirements as we no longer have an open fireplace