MJYNITE 8PK Cat Water Filter for PTM-643 Fountain — Open-Box, 9% Off

Perfect Compatibility – Designed specifically for PTM-643 152oz/4.5L wireless stainless steel cat water fountain. Precision-engineered to fit perfectly – no leaks, no overflow, no pump strain. Please check your fountain model (PTM-643) before purchase.

5-Stage Advanced Filtration – Same premium filtration as the original: (1) Non-Woven Fabric traps hair & debris; (2) Activated Carbon removes chlorine, bad taste & odor; (3) Maifanstone adsorbs heavy metals & releases trace minerals; (4) Ion Exchange Resin softens water & improves taste; (5) High-Density Sponge captures fine particles. Every sip is clean and fresh.

8+8+1 Value Bundle + Longer Life – Includes 8 premium filters + 8 pump sponges + 1 cleaning brush. Replace every 2-4 weeks – that's twice as long as standard 1-2 week filters. Less frequent changes = lower cost and less hassle. The included brush helps you clean hard-to-reach areas and extend pump life.

Easy Installation – Soak filter in clean water for 5 minutes, rinse thoroughly for 30 seconds before use. Follow our simple guide: soak → rinse → insert into tray → close and turn on. Works just like the original – no learning curve.

Quality You Can Trust – Made with premium materials, individually sealed for freshness. 100% satisfaction guarantee – if you're not completely satisfied, we'll refund you. No questions asked. Your pet's health and hydration are our priority.

Keep Your Cat Hydrated with Clean, Fresh Water – Without Overpaying If you own a PTM-643 fountain, you know the frustration: original filters need changing every 1-2 weeks, and they don't come with a cleaning brush. Why Choose Our Replacement Filters? ✅ 100% Compatible – Precision-engineered for PTM-643 152oz/4.5L wireless stainless steel cat water fountain. Fits perfectly – no leaks, no overflow. ✅ Same 5-Layer Filtration – Non-woven fabric + activated carbon + maifanstone + ion exchange resin + high-density sponge. Removes hair, debris, chlorine, heavy metals, and odors. Every sip is clean and fresh. ✅ Lasts Twice as Long – Replace every 2-4 weeks instead of 1-2 weeks. That's twice the lifespan of standard filters – fewer changes, lower cost, less hassle. ✅ More Value – 8 filters + 8 sponges + 1 cleaning brush in one pack. The brush helps you clean the pump and hard-to-reach areas – something the original doesn't include. Pro Tip: Soak filter in water for 5 minutes and rinse before use. Replace every 2-4 weeks depending on usage. Clean the fountain weekly to protect the pump and extend filter life. Give your cat the clean water they deserve – without the brand-name price tag.