STUFFING BOX SEALS stuffing box sets SPETOPAK® WGR-TA VDI 2440 / TA-Luft certification. SPETOPAK® WGR-TA2 VDI 2440 / TA-Luft certification. SPETOPAK® WGR-TA 10 VDI 2440 / TA-Luft certification. SPETOPAK® WGR-TA 11 VDI 2440 / TA-Luft certification. SPETOPAK® WGR-TA 12 VDI 2440 / TA-Luft certification.
