10029 Pres Air Tro Air Bleed Valve, In Line, 1/8" x 1/8" x 1/8" In-line Air BleedWill prevent very sensitive air switchesfrom randomly activating due to thermalexpansion of air and water vapor

Air Tube Tee, 1/8" x 1/8" x 1/8" | 59-555-1030 | ATSBT | Discontinued   Air Tubing Tee 1/8" x 1/8" x 1/8"  

RC510 Generic Air Tube Coupler, 1/8" x 1/8" 190020 990310-3 Air Tubing Couple 1/8" x 1/8"