Emergency Vents
&
Manhole Covers

Shand & Jurs Biogas 94201 Emergency Vent & 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 Biogas 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 Biogas 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 Biogas 94225 Emergency Vent & Manhole Cover (Pressure & Vacuum)

	Design incorporates pressure and adjustable vacuum relief 16”, 18”, 20” and 24” API sizes 20” and 24” ANSI roof manhole sizes “Self-energizing” Expanda-Seal diaphragm assures a tight seal Hinged cover provide precise sealing and safety No unbolting of vent for seal replacement or tank examination Click here for 94225 Details Get 94225 PDF
Available with Expanda-Seal Option