Unicel 18" DE Filter Single 36SF Grid for Pac Fab/American/Hayward/Sta-Rite | FG-1003
Unicel
SKU: FG-1003
Unicel Filter Grid, 18″ × 11″, 36 sq ft | FG‑1003
The Unicel FG‑1003 is a high-quality diatomaceous earth (DE) vertical filter grid offering 36 sq ft of filtration surface. Designed as a direct replacement for OEM grids in DE filter systems made by Hayward, Pac‑Fab, Sta‑Rite (Pentair), American Products, Astral, Waterway, Jacuzzi, and more.
Key Features:
- 36 sq ft of filtration area in a compact 18″ × 11″ grid
- Heavy-duty polyester media with high yarn count for optimal permeability and DE caking
- More pleats than OEM grids—provides longer filter cycles and improved flow performance
- Engineered to meet or exceed OEM specs; made in the USA
Technical Specifications:
- Model / SKU: FG‑1003
- Dimensions: 18″ length × 11″ diameter
- Total Surface Area: 36 sq ft
- Material: Polyester
- Compatibility: Compatible with DE filter systems from Hayward, Pentair/Sta‑Rite, Pac‑Fab, American, Astral, Waterway, Jacuzzi, Universal models
Benefits:
- Superior filtration down to 2–5 microns thanks to premium fabric construction and pleating
- Durable grid holds shape through repeated cleanings and DE use
- Improves water clarity and reduces cycle frequency for professional performance
Installation Tip: Replace all grids as a complete set (typically 7 or 8 units). Clean with garden hose only; avoid high-pressure washing to preserve fabric integrity.
SKU: FG-1003
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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