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New Reduced price! NZS 5201C:1975 View larger

NZS 5201C:1975

M00000798

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NZS 5201C:1975 Ringelmann chart

standard by Standards New Zealand, 01/01/1975

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$41.90

-40%

$69.84

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Chart for use in visually assessing the darkness of smoke emitted from chimneys. Identical to BS 2742C:1957.