STE/LP/ML - Trend STE/LP/ML Air Stealth Lite Pro FFP3 R D The Trend Air Stealth Lite Pro Mask is a lightweight, multi-shift FFP3 R D rated face mask. Each disposable filter offers 8 hours of use with 99%+ filtration efficiency. Captures dust as fine as 0.3 microns at 50 litres per minute. Suitable for all woodworking tasks, masonry and demolition work, fibreglass, mixing concrete, mortar and plaster, welding, hand and power sanding and much more. Conforms to BS EN149 FFP3 RD. Supplied with: 1 x FFP3 R D Disposable Filter/Mask 1 x Reusable Frame and Head Strap Assembly Specification: Size: Medium/Large STEALTH/ML - Trend MEDIUM / LARGE Air Stealth Mask and STEALTH/SM - Trend SMALL / MEDIUM Air Stealth Mask The Trend AIR STEALTH Half Mask protects the user against .