Bird Harkers Harkanker Soluble Sachets 10 X 400G

Dissolve the contents of one sachet in 4 litres drinking water. Measure the volume of water accurate

Bird Harkers Harkanker Soluble Sachets 10 X 400G

Dissolve the contents of one sachet in 4 litres drinking water. Measure the volume of water accurately and mix in contents of the sachet until completely dissolved. Use this water to fill all drinking fountains in the loft. Administer the treatment solution daily for 5 days using freshly prepared solution each day.

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