Emergency Vents
& Manhole Covers

Shand & Jurs 94063 Fiberglass Reinforced Plastic Manhole Cover

16", 20", 24" Sizes Acids & Caustic Services Fiberglass Construction API 650, ANSI 150 or DIN Flange Drilling Leakage Rate of < 1 SCFH at 90% of Set Point 470 Derakane Std., 411 Derakane and Furan Available Click here for 94063 Details Get 94063 PDF

Shand & Jurs 94065 Emergency Vent & Manhole Cover Fiberglass (Pressure & Vacuum)

18", 20", 24" Sizes Acids & Caustic Services Fiberglass Construction (FRP) API 650, ANSI 150 or DIN Flange Drilling Leakage Rate of < 1 SCFH at 90% of Set Point 470 Derakane Std., 411 Derakane and Furan Available Click here for Details Get 94065 PDF

Shand & Jurs 94200 Emergency Vent and Manhole Cover

Easy installation, convenient handling Tank examination requires no gasket replacement or unbolting Manhole opening available in 16", 20", 24",30", & 36" Materials include Aluminum, Steel, & 316SS Click here for Details Get 94200 PDF

Shand & Jurs 94201 Emergency Vent and Manhole Cover (with Expanda-Seal™)

	Easy installation and convenient handling Expanda-Seal™ design for applications where low leakage rates are a requirement 20" and 24" opening - 20" and 24" flanges. API 650 or 150 # ANSI compatibility DIN sizes available Materials include Aluminum, Steel, & 316SS Click here for 94201 Details Get 94201 PDF
Available with Expanda-Seal Option

Shand & Jurs 94210 Emergency Vent & Manhole Cover (Hinged)

	Easy installation and handling for inspection Tank examination requires no gasket replacement or unbolting 10", 16", 20", 24", 30" and 36" base designed to fit 150 lb. ANSI flange 20" & 24" sizes designed to fit API 650 or 150# ANSI DIN sizes available Materials of construction include Aluminum, Steel, & 316SS Click here for 94210 Details Get 94210 PDF
Available with Expanda-Seal Option

Shand & Jurs 94221 Emergency Vent & Manhole Cover (Pressure & Vacuum)

	Design incorporates pressure and vacuum relief 20" and 24" roof manhole Self-energizing Expanda-Seal™ diaphragm assures a tight seal Reduced maintenance costs No unbolting of vent for gasket replacement or tank examination Click here for 94221 Details Get 94221 PDF
Available with Expanda-Seal Option

Shand & Jurs 94510 Emergency Vent

Available in 4", 6", 8" & 10" Inexpensive weights for standard settings Lightweight; saves shipping and installation costs TEFLON expanding seal provides practically zero leakage up to release pressure Magnetic latch assures instantaneous opening at release pressure Meets requirements of most small or large tanks Settings of ½ to 2¾psi available Settings 2 psi and above utilize patented magnetic latch and lead weight configuration Click here for 94510 Details Get 94510 PDF

Available with Expanda-Seal Option

Shand & Jurs 94520 Emergency Pressure Vent & Manhole Cover

	Magnetic latching eliminates expensive loading weights Instantaneous opening at set pressure, no overpressure required Unique diaphragm construction assures tight seal between pallet and seat 20" opening provides for clear passage when used as a manhole Click here for 94520 Details Get 94520 PDF
Available with Expanda-Seal Option