Gold Label Underwater Sealer Size:290ml Simply drop the PURE Sludge

Simply drop the PURE Sludge Bomb with the activating gel directly into your pond or filter

Take a water sample of 10ml

Lid and weir outlet included

Offering vivid color enhancement of the Hiban (red areas) with no negative impact on the Shiroji (white areas)

Gold Label Underwater Sealer Size:290ml Simply drop the PURE SludgeGold Label Underwater Sealer does exactly what the name suggests and is ideal for use in ponds and aquariums. Gold Label Underwater Sealer is remarkable and it will seal anything and everything, such as stainless steel to stainless steel, it will stick steel to plastic, plastic to wood, wood to stone, stone to plastic and whats more as the name suggests it can be used underwater.