Thermostatic Air Vent for Steam

Full Stainless Steel Air Vent


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The LA21 series Thermostatic Air Vent for Steam is a compact all Stainless Steel Air vent with Fail-Open feature specifically for steam applications. This air vent will automatically vernt air until the temperature reaches close to steam temperature. The compact design reacts immediately to changes in operating conditions and can withstand superheat and water hammer. This high capacity Air Vent is easy to maintain and clean with its hardened Stainless Steel valve seat and tight shut off.

Item Detail
Connection BSP (Rc)
Size (mm) 10, 15
Max Operating Pressure (MPaG) PMO 2.1
Min Operating Pressure (MPaG) 0.01
Max Operating Temperature (°C) TMO See Graph Below
Subcooling of X-Element (°C) up to 22
Type of X-Element C22
Applicable Fluid Steam

Please note due to agency restricitions with TLV we are unable to offer these products over our website. Please contact us with your requirements and we will offer selected models from the TLV range.

Size (mm) L ØW Weight (kg)
10 55 47 0.4

No. Description Material Grade
1 Body Cast Stainless Steel CF8
2 Cover Cast Stainless Steel CF8
3 X-Element Stainless Steel AISI630
4 Valve Seat Stainless Steel AISI304
5 Screen Stainless Steel AISI304
6 Spring Clip Stainless Steel AISI304
7 Nameplate Stainless Steel AISI304