Marineland Penguin Refillable Media Cartridge, Fits 200 And 350 Power Filters, Model:PA10093, Black https://www.amazon.com/dp/B0009YHSE8/ref=cm_sw_r_cp_api_i_4RGV53CE4F9TGWP0NJQ1

Cartridges^

Marineland Diamond Blend 50 Ounces, Ammonia-Neutralizing Zeolite And Carbon, aquarium Filter Media https://www.amazon.com/dp/B0002566YM/ref=cm_sw_r_cp_api_i_YSP26CYWAB2G5W2DC3MC?_encoding=UTF8&psc=1

Zeolite^{^}

MarineLand Diamond Media Premium Activated Carbon, Blacks & Grays, 40-Ounce (PA0373) https://www.amazon.com/dp/B0002566WY/ref=cm_sw_r_cp_api_i_MSYKHPYJV0W8R1XRTHKJ?_encoding=UTF8&psc=1

Carbon^{^}