WSD Tank Blocks Catch_SHW An egg candler is a

An egg candler is a simple device used for testing eggs

Emergency release key

Supplied with 4 x ‘C’ Cell batteries (also available as a rechargeable version)

Solenopotes spp)

Including a 5m chemical grade hose and rear boom sprayer

WSD Tank Blocks Catch_SHW An egg candler is aDescription Tank Blox can be used in small dams and large water containers to prevent algal growth. One block will treat about 70,000 litres (15,000 gal) of water. If less water is to be treated, break the block proportionately. Each block contains 63gm kg of copper, present as copper sulphate. The block should take 2 4 weeks to dissolve. Replace when nearly all dissolved. Dams and tanks should still be cleaned regularly to ensure a clean water