Model L22E

Emergency Relief Vent

The L22E Emergency Relief Vents are designed to provide superior sealing and industry leading high flow rates. When properly sized, the high flow capacity will prevent the tank from damage in an emergency case.

LaMot Valve & Arrestor’s modern manufacturing processes result in superior seals which reduce leakage and fugitive emissions.

Engineered for industry leading flow to better protect against excessive pressure build up

Direct Replacement & Easy Maintenance

• Direct replacement for any standard API 12 or ASME Emergency Relief Vent

• Easy maintenance reduces downtime and operational costs

• Electrical grounding bonding strap is standard

Sizes and Bolting:
8” API 12
8” ASME 150#
12” ASME 150#

Available Pressure Settings: 4 to 32 osig (in 0.5 osig Increments)

Valve Technology:
+/- 3% Set Pressure Accuracy
Leak Rate of no more than 1 SCFH of air at 90% of set pressure

Materials of Construction

Base & Arm: Carbon Steel or Stainless Steel

Diaphragm Materials: Buna-N, FKM (blue) or FEP

Pallet: Stainless Steel, Aluminum for 8” size pressure setting between 4.0 through 5.5 osig only

Reinforcement Plate: Stainless Steel

Optional Feature 8” size 6 osig to 20 osig
Optional Feature 12” size 4 osig to 8 osig
Required Feature 8” size 20.5 osig to 32 osig
Required Feature 12” size 8.5 osig to 32 osig
Not Available 8” size 4 osig to 5.5 osig

DIMENSIONS
Size
(Metric)
A
Width
(Metric)
AA
Width
(Metric)
B
Height
(Metric)
BB
Height
(Metric)
Approx. Ship
Wt. Lbs.
(Aluminum)
8″
(200 mm)
13.5″
(343 mm)
24″
(610 mm)
5.8″
(148 mm)
8″
(204 mm)
45
(20 kg)
12″
(300 mm)
19″
(483 mm)
28.5″
(724 mm)
6.8″
(173 mm)
13.3″
(338 mm)
75
(34 kg)

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We don’t manufacture until you order. Our production team employs the latest tools and techniques in agile manufacturing to fabricate your order to your specifications. After production and assembly, each product undergoes stringent quality inspections before leaving the production floor – we guarantee you’ll get exactly what you ordered.

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