Best Seller | Bullard Spectrum Series, Exhalation Valve (5 Pack) BULLARD SPECTRUM SERIES, EXHALATION VALVE (5 PACK)This product is compatible with the following OEM manufacturers OEM ManufacturerPart #FORECAST SALES / PIRATE BRAND6059BULLARD6059 IDS Blast is an authorized distributor of Pirate Brand®, RPB Safety®,... ... more Bullard Spectrum Series, Exhalation Valve (5 Pack) BULLARD SPECTRUM SERIES, EXHALATION VALVE (5 PACK)This product is compatible with the following OEM manufacturers OEM ManufacturerPart #FORECAST SALES / PIRATE BRAND6059BULLARD6059 IDS Blast is an authorized distributor of Pirate Brand®, RPB Safety®,... IDS Blast | | $53.90 go to store |