Grodan Wrapped Slab - 300 x 900 x 75mm GC60 Stress Relief

Stress Relief

The heat mat never gets too hot that it’ll scorch your plants and even comes with instructions printed right on the mat

When fire breaks out while no one is present

Submersible Water Heater Features:

which functions as a kind of membrane

Grodan Wrapped Slab - 300 x 900 x 75mm GC60 Stress ReliefGrodan Wrapped Rockwool Slab 300 x 900 x 75mm 1X Grodan Rockwool Slap Wrapped 30 X 90 X 75cm Thanks to their revolutionary hydrophilic fibres, Grodan substrate slabs and blocks produced using this technology offer users considerable advantages over other propagation substrates. Tried and proven to be the best propagation substrate available.