The Protectoseal Co. - Bensenville, IL
Manufacturer, Custom Manufacturer
Manufacturer of pressure/vacuum breather vents available in a broad range of sizes & materials for both normal venting & emergency pressure relief. Other vapor & flame control products include: emergency relief vents, flame & detonation arresters, tank blanketing valves & specialty vents & valves in accordance with API, NFPA, UL, FM, OSHA, CE, ATEX.
www.protectoseal.com/vaporFlame/

OCECO, Inc. - Tiffin, OH
Manufacturer
Manufacturer of pressure & vacuum relief vents & vent valves. Features pressure settings 1 psi to 100 psi High pressure & vacuum relief vents designed to withstand the rigors of nitrogen & ammonia service. Pressure & vacuum relief vents used on horizontal tanks available in 2 in. size. Conservation regulator designed for liquid storage tanks & process vessels. Serves petroleum or chemical storage industries. Meets ASME boiler code requirements.
www.oceco.com/Products/Default.aspx

Pressure & Vacuum Relief Vents Products
	Emergency P/V Vent V-108BV Pres/Vac Vent -94 Series

Thorco Holdings, LLC - Locations
Distributor, Manufacturers' Rep, Service Company
Distributor of a complete line of tank venting products including pressure-vacuum relief valves & emergency vents. Materials include aluminum, carbon steel, stainless steel & non metallic materials. Sizes range from 2 in. through 12 in. Emergency vents in sizes from 16 in through 20 in. Other products include flame & detonation arrestors, tank blanketing valves & other low pressure products.
www.thorcousa.com/index.html

Oiles America Corporation - Plymouth, MI
Manufacturer
Manufacturer of pressure & vacuum relief vents. Types of vents include standard sintered vents & W type standard sintered vents. Standard sintered vents range in sizes from 0.03 mm x 6 x 10 to 0.5 mm x 9/16 x 5/8. W type standard sintered vents range in sizes from 0.03 mm x 2 x 10 to 0.1 mm x 22 x 10.
products.oiles.com/viewitems/sintered-vents...

Brixon / Latch Lake - Saint Paul, MN
Distributor, Manufacturer
Manufacturer of pressure release & explosion venting safety door latches. Latches are available in various configurations with wide adjustability & finishes suitable for operating under caustic, corrosive, abrasive, pressure, chemical, explosive dust, gas & mist conditions & maintain positive seal for heat loss & gas escape prevention purposes. Capabilities include pressure release force ranging from 3.9 lbs. to 285 lbs., corrosion & impact resistance, shock absorption, re-usability & for any door suitability. Other product range includes musical products including guitar slides, heavy duty microphone stands & booms for music & sound industrial applications. Applications of latches include food, pharmaceutical, environmental, chemical, mineral, textile, plastics, metals & dry processing industries. Latches are FM approved. One year warranty.
www.brixon.com/

Pacific Industrial Service Co. - St Helens, OR
Distributor, Service Company
Distributor of pressure & vacuum relief vents. Products include pressure relief vents, pressure & vacuum relief vents, magnetic vacuum breakers, weld-in pressure relief vents & PTFE lined relief valves. Machine shop services include control, manual, safety, relief & safety relief valve repair for steam, air & liquid service, welding & fabricating, lathe work, vertical & horizontal milling, reverse engineering, boiler service, hard facing, testing, cleaning & steam trap surveying & service. 24/7 on-site, field & mobile services are also available including cleaning, machining, lapping & testing, engineering support, preventative maintenance, online valve testing, flange facer, gate valve & globe valve machining, milling, cutting, lathe work & steam trap surveying & service.
Brand Names: Girard
catalog.pacificindustrialservice.com/catego...

Pressure & Vacuum Relief Vents Products
	Girard DOT 407 Pressure Relief Vents DOT 407 Combination Pressure/Vacuum Relieving Vent MC 307 Pressure Relief Vent More

Equilibar - Fletcher, NC
Manufacturer, Custom Manufacturer
Manufacturer of regulators. Types include vacuum regulators, back pressure regulators, electronic & pressure reducing regulators. Manufacturing of precision pressure regulators. Regulators are hand built in the USA to customer's specific applications needs. Regulators handle pressure ranges from inches of water to 5000psi. Regulators often ship in 3 to 5 days. Custom design regulators are welcomed.
www.equilibar.com/back-pressure-regulator/h...

Tank Truck Service & Sales, Inc. - Warren, MI
Distributor, Manufacturer, Custom Manufacturer, Service Company
Distributor of liquid handling equipment including DOT pressure and vacuum relief vents. Chemical, petroleum, construction, manufacturing process and environmental industries served.
Brand Names: Girard
www.tanktruckservice.com/parts.htm

G.A. Safety Supply, Inc. - Roanoke, VA
Distributor, Custom Manufacturer
Distributor of a variety of safety equipment & devices including pressure & vacuum relief vents mounted on flammable liquid storage tanks for relieving excessive internal pressure. Industries served include chemical, petroleum, pharmaceutical, pulp & paper & food/beverage.
gasafety.thomasnet.com/

Air Cleaning Systems - Pomona, CA
Distributor, Custom Manufacturer, Service Company
Distributor of air vents, pressure & vacuum relief vents, safety vents & smoke vents. Services include system analysis, complete system layout & design, periodic & emergency services, periodic filter replacement & equipment rentals.
www.acs-cal.com/odor-smoke.html

R.L. Craig Company, Inc. - Louisville, KY
Manufacturers' Rep
Mfr's rep. of air, dust, smoke & pressure & vacuum relief vents or ventilators. Extruded aluminum, architectural, formed steel, stationary & adjustable louvers are also available.
Brand Names: Ampco, Greenheck, M.K. Plastics
warehousecatalog.rlcraigco.com/category/all...

Curlin, Inc. - Tampa, FL
Distributor, Service Company
Distributor of material handling products such as conveyors, carousels, dock equipment, doors, lifts, mezzanines, racks & shelving. Capabilities include CAD design, project management, installation, preventative maintenance, 24-hour service & loading dock safety inspection.
catalog.curlin.com/category/all-categories

Pressure & Vacuum Relief Vents Products
	Safety Drum Vents

Varec Biogas - Calgary, AB
Manufacturer
Custom manufacturer of regulators including back pressure relief valves. Regulator features include positive shut-off, diaphragm, compression spring & visual indicator. Applications include relieving excess pressure in the biogas line to the waste gas burner & controlling upstream pressure. Capacities of back pressure regulators include directing gas flow sequentially to boilers while maintaining a minimum pressure in the system. Features include positive shut-off, diaphragm loaded, spring loaded for setting adjustment. Industries served include sewage treatment, landfills, breweries, dairies & food processing.

Electric Trading Company - New York, NY
Distributor, Manufacturer, Custom Manufacturer
Specialty Air Moving Equipment & Components, Inventory Of Duct & Blower Accessories, Blower Wheels & Fan Blades. Blowers: Air-Circulating, Dust-Collecting, Rotary-Positive, Turbo-Centrifugal, Pressure & Hot Air Types; Exhaust & Ventilating Fans; Electric Heaters & Replacement Parts

Fuel Tanks - Syracuse, NY
Manufacturer
Manufacturer Of Above- & Underground Petroleum Fuel Storage Tanks & Pump Systems For Storage Of Gasoline, Diesel Fuel, & Aviation Fueling. Specializing In Day Tanks & Duplex Pump Systems

Vacuum Sales Inc - Lindenwold, NJ
Distributor, Custom Manufacturer
Distributor of tank vents. Vents are available in 3 in. & 4 in. sizes.

LDI Industries, Inc. - Manitowoc, WI
Manufacturer, Custom Manufacturer
ISO 9001:2000 certified custom manufacturer of breathers including filter, protected, baffle, pressure, vacuum relief & high flow vents. Vents are available with steel zinc, aluminum & steel construction, 40 micron filter element, labyrinth air path, low profile cap, copper baffle & zinc plating. Vents are used to vent gear cases, transmission housings & speed reducers.
Brand Names: Lube Devices

Grainger Industrial Supply - Locations
Distributor
Distributor of a wide variety of vents. Vents include standard tee vents, gas vents, filter vents, projected vents, steam vents, industrial air vents, hydronic air vents, drum safety vents, concentric vents, foundation vents & more. Services include 24-hour emergency order response services, inventory management services, safety services, repair and replacement programs, hazardous recycling services and storage/material handling equipment services. 1 year warranty.

Empire Ventilation Equipment Co., Inc. - Long Island City, NY
Distributor, Manufacturer
Manufacturer of vents including pressure & vacuum relief, safety, tank & trap vents. Other types include cast aluminum, extruded aluminum, flange extruded & strip vents. Eveco, insulation, syphon & turbine ventilators are also available. Made in USA.