Local regulations may restrict the use of this product to below the conditions quoted. I n the interests of development and improvement of the product, we reserve the right to change the specification without notice. © Copyright 2013 spirax Vsarco 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 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. Materials Body Austenitic stainless steel 304L Flanges Carbon steel, black electrophoretic coating Sizes and pipe connections Dimensions / weights (approximate) in mm and kg Inlet connection Screwed BSP Screwed NPT 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 Safety information, installation and maintenance For full details see the Installation and Maintenance Instructions supplied with the product. Installation note: Installation of the screwed and flanged vent heads is relatively straight forward. The flanged vent heads have a lightweight flange drilled to suit both the PN and ASME flange standards. Disposal: The product is recyclable. No ecological hazard is anticipated with the disposal of this product providing due care is taken. How to specify Spirax Sarco type VHT with austenitic stainless steel construction and screwed / carbon steel flanges. Vent heads shall incorporate an internal baffle and a screwed drain outlet connection. How to order Example: 1 off Spirax Sarco DN100 VHT4 vent head having a flanged EN 1092 PN16 inlet connection. First for Steam Solutions