DN21 Fitting (Metric 32) Straoght basic polyamide 6 self-extinguishing. Halogen free. No flame propagator. Operating temperature: -25ºC to + 105 ºC. EN 60529 Protection index: IP40. Color (PG): Grey RAL7000. Color (Metal): Dark grey RAL 7024. Unit price (Minimum order: 25 units).