Unicel 18" Filter Grid for Astral/Pac Fab/American/Hayward | PG-1903
Unicel
SKU: PG-1903
Unicel PG-1903 DE Filter Grid – 36 sq ft
The Unicel PG-1903 is a high-quality replacement DE filter grid, designed to deliver reliable filtration performance and superior debris removal. With 36 square feet of filtration area, it is ideal for maintaining clean, clear pool water in DE filter systems.
Key Features:
- 36 square feet of premium-grade polyester filtration media
- Measures approximately 18" length × 9.75" width
- Durable construction for extended life and resistance to wear
- Vertical grid configuration compatible with select DE filters
- Easy installation and secure grid collar with open slot & notches
Technical Specifications:
- Model / SKU: PG-1903
- Filtration Area: 36 sq ft
- Dimensions: ~18" L × 9.75" W
- Material: Woven polypropylene grid cloth
- Grid Type: Partial / Short DE Grid
For Use With:
- Pentair / Pac-Fab FNS DE Filters
- Pentair / Pac-Fab Nautilus NS DE Filters
- American Products Titan DE Filters
- Astral DE Filter Systems
- Waterway Crystal Water DE Filters
- Most DE filters requiring 18" short grid components
Maintenance Tip: Inspect DE grids seasonally for signs of wear, fraying, or clogging. Replace individual damaged grids like the PG-1903 to maintain system efficiency and avoid uneven filtration pressure.
SKU: PG-1903
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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