FLYWEIGHT polyester filler offers great filling properties, a smooth creamy consistency and easy sanding, all at an economical price. U-POL FLYWEIGHT UP0711 is a lightweight polyester body filler designed for professional auto body repair applications. This white paste filler provides excellent adhesion and workability for filling dents, scratches, and surface imperfections across multiple substrate types. The 3-liter tin format offers convenient packaging for busy shop environments. This polyester filler bonds effectively to aluminum, fiberglass, polyester, primer, and steel substrates, making it versatile for various repair scenarios. The lightweight formulation reduces sanding effort while maintaining structural integrity and smooth finish characteristics. With a VOC content of 184 g/L, the product meets regulatory requirements while delivering professional-grade performance. Apply in well-ventilated areas using appropriate respiratory protection and follow standard mixing ratios with compatible hardeners. The batch coding system ensures proper product rotation and traceability for quality control purposes. Why Pros Choose U-POL UPO Tack free Pinhole resistant Easy to sand Application Guide Clean and prepare substrate surface. Compatible with aluminum, fiberglass, polyester, primer, and steel substrates. Mix filler with appropriate hardener according to manufacturer's mixing ratio instructions. Apply mixed filler to prepared surface using spreading tool, working within pot life timeframe. Allow to cure completely before sanding or further processing. Compatibility Compatible paint systems: Polyester. Specifications Technical specifications for U-POL® FLYWEIGHT UP0711 Polyester Filler, 3 L Tin, White, Paste Part No. 0711 Product Line UPO MFR Model UP0711 Standard/Approvals GHS07, GHS08 Hazard | California Pro65 Warning: Cancer Manufacturer U-POL Trade Mark FLYWEIGHT UPC 501079610583 Brand U-POL® Maximum Sale Quantity 4 Maximum Sale Day 7 Color White Mixing Ratio 3% BPO Hardener at 50 deg F, 2% BPO Hardener at 50 deg F, 1% BPO Hardener at 50 deg F Form Paste Container Type Tin VOC Content 184 g/l (1.54 lb/gal) Compatible Substrates Aluminum, fiberglass, polyester, primer, steel Container Size 3 L tin Color White Form Paste About U-POL U-POL delivers pro-grade refinish products including Raptor bed liner, Dolphin glazes, and Power Can aerosols used in shops worldwide. Frequently Asked Questions What surfaces can I use this filler on? This polyester filler is compatible with aluminum, fiberglass, polyester, primer, and steel substrates, making it versatile for most body panel repair applications. What's the VOC content of this filler? The VOC content is 184 g/l (1.54 lb/gal), which meets most regional compliance requirements for body shop operations. How do I determine if this product is still good to use? U-POL uses a batch coding system for shelf life tracking. Check the batch code on your container and contact your supplier for specific expiration information. Documents & Safety Safety Data Sheet (SDS) Technical Data Sheet (TDS) upol_up0711_specification_sheet.pdf Danger: Wear safety goggles, chemical-resistant gloves, protective clothing, and a suitable respirator. This filler is highly flammable, can cause severe skin burns and eye damage, is toxic if inhaled or swallowed, may irritate the respiratory system, and is harmful to aquatic life. Always refer to the full SDS before use. Why Buy from autofxmart Authorized distributor — authentic, factory-fresh stock. Fast US shipping — most orders ship within 1 business day. 30-day returns — buy with confidence. Pro-shop pricing — bulk discounts available on request. Expert support — questions? Email us at [email protected].