where to buy portland cement?

[Reeffer]

it can be used in the tank after curing right...?

do it come in white colour?

[sunny03]

thinking for DIY rocks ??

[Reeffer]

sort of but i thinking of making a tank background actually

[dkk08]

hmmm u might wanna try Foam Spray... I'm gonna try that for my new tanks

[Reeffer]

i thought the foam will disintegrate over time? i think i saw that on rc forums

[dkk08]

Hmmm haven't try on Marine setups... have only used them for Vivariums which is still very much in tact after 3 yrs... maybe a coat of marine paint will do the trick... but do update us on the cement search

[sunny03]

hmmm u might wanna try Foam Spray... I'm gonna try that for my new tanks

bro my advice dont try the form spray... It not good.

got a better on use epoxy resin better den form

[Reeffer]

do u think its possible to use cement to make the background, similar to how the pu foam is used?