Unicel Replacement Filter Cartridge 12 sf Rainbow 29 | C-2613
Unicel
SKU: C-2613
Unicel C‑2613 Replacement Filter Cartridge – 12 sq ft
The Unicel C‑2613 is a genuine OEM replacement cartridge designed for use in certain in‑ground pool and spa filter systems. With heavy‑duty polyester media and open top/bottom end caps, it provides reliable filtration and long service life.
Key Features:
- 12 sq ft of filtration area for effective debris capture
- 29‑¼″ length × 2‑7⁄8″ diameter — fits filters designed for this size
- Open top and bottom end caps with 1‑1⁄16″ inner diameter openings for direct fit
- Heavy‑duty polyester media designed to last longer than cheaper alternatives
Technical Specifications:
- Model / SKU: C‑2613
- Media Area: ~12 sq ft
- Dimensions: ~29‑¼″ Length × ~2‑7⁄8″ Diameter
- End Cap Style: Open / Open with 1‑1⁄16″ ID top & bottom
- Pleat Count: 41 (typical for this model)
Maintenance Tip: Replace your cartridge when your filter pressure rises more than 8–10 psi above the clean start‑up pressure, or if you notice significant flow reduction. Before installing the new cartridge, rinse the old one thoroughly or discard if damaged. Clean the filter housing and seating area, install the new cartridge ensuring proper alignment, then reset pressure gauge and monitor for normal operation over the next 24 hours.
SKU: C-2613
Questions about returns? View our return policy.
Hours Of Operation:
Monday - Friday: 7:00 am to 5:00 pm Phoenix Time
Saturday: 8:00 am to 2:00 pm
Sunday: Closed
- We do not ship on Saturday or Sunday.
- Orders totaling more than $300 will require signature confirmation upon delivery.
- We process and prepare orders for shipment within 1 business day. Please note that many other pool supply retailers require 3–5 days of handling time before shipping.
- Orders placed after 1:00 pm Phoenix Time may not be eligible for same-day shipment.
- Expedited shipping options are available at checkout.
Return Policy:
- Products that are received damaged will receive a refund in store credit.
- Most products are eligible for return within 30 days of receipt, except where noted below.
- To initiate a return, please complete an RMA form prior to sending your item back.
- Original shipping costs are non-refundable and will be deducted from the return credit.
- Items returned missing accessories or original packaging, or that are not in the same condition as received, may be subject to a restocking fee of up to 100% depending on the condition of the item upon return.
- Some returns will be charged an automatic 15% restocking fee.
- We are unable to issue refunds for items that have been damaged or rendered inoperable due to installer error.
- Please complete the return form to receive your RMA number and return shipping label.
- Chemical products are not eligible for return under any circumstances.
- The Pentair Colorsync 618031 is not eligible for return.
- Pool cleaners are not eligible for return.
- Opened seals and o-rings are not eligible for return.
- Capacitors are not eligible for return.
- Plastic popup tools are not eligible for return.
- Automation components and circuit boards are not eligible for return.
- If a light is returned due to a reported malfunction and is found to be fully operational upon testing, return shipping costs and a restocking fee will be deducted from the refund.
- Orders refused at the time of delivery will be subject to the original shipping costs being deducted from the refund.
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