Boiler house Vent heads
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Local regulations may restrict the use of this product to below the conditions quoted. In the interests of development and improvement of the product, we reserve the right to change the specification without notice. © Copyright 2024
TI-P405-42 EMM Issue 4
VHT Vent Heads
Description Spirax Sarco VHT vent heads are designed for fitting to vertical open ended steam vent pipes. The vent head will discharge dry steam safely to the atmosphere, avoiding the possibility of discomfort or even injury to personnel and material damage to buildings. The vent head incorporates an internal baffle to separate entrained water from the steam. Principle features - Efficient separation. - Stainless steel body for long maintenance free life. - A simple and effective vent head for general applications. Applications Vent heads are ideal for use on blowdown vessels, condensate vessels, boiler feedtanks, hot water storage tanks etc. Warning: Vent heads must not be used for safety valve outlets. Vent heads are selected to be the same nominal size as the vent pipe.
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Sizes and pipe connections Description Size
Materials Body
Inlet connection
Austenitic stainless steel 304L
Flanges
Screwed BSP Screwed NPT
Carbon steel, black electrophoretic coating
VHT2
DN50
2"
Screwed BSP Screwed NPT Flanged EN 1092 PN16 or ASME 150 Flanged EN 1092 PN16 or ASME 150 Flanged EN 1092 PN16 or ASME 150 Flanged EN 1092 PN16 or ASME 150 Flanged EN 1092 PN16 or ASME 150 Flanged EN 1092 PN16 or ASME 150
VHT3
DN80
3"
VHT4
DN100
4"
VHT6
DN150
6"
VHT8
DN200
8"
VHT10
DN250
10"
VHT12
DN300
12"
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