Adapter for 1-4” to 1-8” ID tubing Back Catalog number: 401205-R Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9917-01 Go-Cal Replacent Filter Price on request 811-1710-01-R Gilibrator 3, High Flow Dry Cell (Flow Range 1 - 3 Price on request 800485-111-01 GilAir-3 R Pump, No Battery Price on request