TetraTec Spares Kit APS 400 for NEW TetraTec Air Pumps.
These are a 1 piece drop in kit that makes maintenance easy.
This kit comprises of 2 x diaphragm, valve block & vibrator arms.
Replace the air filter and diaphragms regularly to keep your air pump in tip top condition.
Air pumps spend their whole lives vibrating - these wear and tear parts regularly require replacing and do not fall under the units warranty.