Product Handbook 2026 - Volume 2

Steam traps Ball float

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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 2022

TI-S02-21 CMGT Issue 14

FT43 Cast Iron Ball Float Steam Trap DN25 to DN50

FT43 DN25

FT43 DN40 and DN50

FT43-C

The 'C' option is available for horizontal versions only.

Description The FT43 is a cast iron bodied ball float steam trap having stainless steel working internals and automatic air venting facility. The trap is supplied with integrally flanged connections and can be maintained without disturbing the pipework. Vertical flanged connections, are available for all sizes. Flow direction for the horizontal trap is clearly illustrated below. For vertically orientated traps the flow is downwards only.

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Available options - FT43 – Horizontal flow - FT43V – Vertical flow

Standards This product fully complies with the requirements of the EU Pressure Equipment Directive/UK Pressure Equipment (Safety) Regulations and carries the mark when so required. Certification This product is available with a manufacturers’ Typical Test Report. Note: All certification / inspection requirements must be stated at the time of order placement. Optional extras A manually adjustable needle valve (designated 'C' on the nomenclature i.e. FT43-C) can be fitted to the horizontal versions of FT43. This option provides a steam lock release (SLR) feature in addition to the standard air vent. Vertical versions can be supplied either with an SLR or an Air Vent.The 'C' version is not available upon a vertical version FT43V. For further information please consult Spirax Sarco. The top of the cover can be drilled and tapped " BSP or NPT for the purpose of fitting a balance line if requested at the point of order. The bottom of the cover can be drilled and tapped " BSP or NPT for the purpose of fitting a drain cock if requested at the point of order.

TI-S02-21 CMGT Issue 14

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FT43 Cast Iron Ball Float Steam Trap DN25 to DN50

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