Pond Liner PVC Pre-Cut 8m x 8m Ball valve • Does not harm nitrifying

• Does not harm nitrifying bacteria

trace elements (except iodine) and amino acids concentrations

you get the purist form of special salts which are specially made for marine aquatics

Improved dirt removal for cleaner water and darker rolls

Pond Liner PVC Pre-Cut 8m x 8m Ball valve • Does not harm nitrifyingBetta PVC Pond Liner Liners are tough flexible easy to install and carry a 25 year guarantee! They are highly resistant to UV frost and root penetration. Betta PVC Liners are available in a range of pre cut sizes so wastage is kept to a minimum. If you need something bigger you can order a size to be specially cut from one of our rolls.