Yoke Assembly, Retrofit, GilAir-3 Back Catalog number: 800572 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GF37TQ Filter, Tissue Quartz, (99.90% retention of 0.3µm DOP) 37mm, 25/Pack Price on request 910-0202-02 GilAir-3 Basic [ATEX], 5-Pack (With Universal 5-Un Price on request SC-6 Tedlar Bag (8L) Price on request