PROTECTOSEAL for over 70 years has been the recognized leader in the manufacture of a wide variety of tank vents and fittings used in the liquid process and storage applications.

With over 95 years in the business, Protectoseal is the industry-leading manufacturer of high-quality safety products. Their vapor and flame control technologies are deployed to ensure protection in some of the most stringent industrial applications found throughout the world. Every day, on every continent, our dependable line of products prevent volatile emissions from escaping and damaging the environment while guarding facilities and employees against dangerous flame and explosive events.

Protectoseal Website

Pressure / Vacuum Vents
End-of-Line Conservation Breather Vents
In-Line Conservation Breather Vents
Pipe-Away Conservation Breather Vents
Vacuum Relief Vents
FRP and Steam Jacketed Vents
Spring Loaded Vents to 3 PSIG
 
PURE-TECH High Purity Tank Equipment
High Purity Water Equipment
High Purity Chemicals & Solvents
Semiconductors & Microelectronics
Pharmaceuticals & Cosmetics
Special designs, materials, and finishes
 
Emergency Vents  
End-of-Line & Pipe-Away Designs
Emergency Pressure Vents
Emergency Pressure Manhole Cover Vent
 
PIN-TECH Bubble Tight Vents   
End-of-Line Pressure Vent
O-Ring, Rupture Pin Design
Positive, Bubble Tight Seal 
Flame / Detonation Arresters  
End-of-Line Flame Arresters
In-Line Flame Arresters
Bi-Directional Detonation Flame Arresters
PURE-TECH High Purity Tank Equipment
High Purity Water Equipment
High Purity Chemicals & Solvents
Semiconductors & Microelectronics
Pharmaceuticals & Cosmetics
Special designs, materials, and finishes
 
Tank Blanketing Valves (N2 )
Liquid Level Indicators
Specialty Tank Fittings