Diaphragm APL3000 Diaphragm for APL-3000 Please login for pricing SKU: AIR3000DIA Category: Spare Parts Description Brand Description Diaphragm APL3000 Brand Resun Related products Please login for pricingSpare Parts, Wave MakersImpeller HWM6000IS Please login for pricingSpare PartsImpeller IMSH2500 Please login for pricingSpare Parts, Wave MakersImpeller HWM2000IS Please login for pricingSpare PartsImpeller IMSH1200 Please login for pricingSpare PartsCartridge CRP200RP Please login for pricingExternal Filters, Spare PartsCleanTech O Ring ORX