Product Details

  • Available ISO Ratings: ISO 8
  • For use in all Terra desiccators
  • Continuously bleeds off excess internal purge gas to maintain a safe positive pressure
  • Automatically discharges any sudden surge of gas to protect seals and doors against ruptures
  • Functions as a check valve by closing down in the event of negative pressures
  • One valve per chamber ensures that contaminants are quickly purged out of the chamber
  • Required for safe operation of the Dual Purge System


Available ISO Ratings: ISO 8

ISO Class: ISO 8

Unit of Measure: EA

Electrical Specifications: None

Dimensions, Product: 0.44" W x 0.44" D x 1.5" H

Weight, Shipping: 1 lb

Dimensions, Shipping: 1" W x 1" D x 2" H

Package Type: Box

On a tight schedule? Choose FasTrak 24/7 Priority Service to help meet your critical schedule for Terra-manufactured products, either before or after your order is placed.*

  • FasTrak 24/7 provides a 24/7 commitment to meet the shipping date YOU specify, regardless of quoted lead times.
  • FasTrak 24/7 assigns a dedicated production team plus a dedicated senior expeditor working three shifts to meet your delivery specification.
  • FasTrak 24/7 guarantees* to meet the agreed-to specified ship date.

Call for pricing. FasTrak service fees cover costs of additional services only, without additional profit.

 * Terra's FasTrak services limited guarantee: to ship on the ESD or date specified OR to refund up to 100% of FasTrak charges. This guarantee covers no direct, special, consequential or other damages and is strictly limited to up to 100% of the amount paid for FasTrak service. When a specified ship date is missed due to factors outside Terra's control (vendor performance, deliveries by shipping companies, etc.) and random factors such as accidents, the credit of up to 100% of the FasTrak 24/7 may not apply. FasTrak service requested after order placement will be quoted and accepted based on available time remaining before required ship date.