Director/PDMR Shareholding

1

Details of the person discharging managerial responsibilities / person closely associated

a)

Name

Nicholas John Anderson

2

Reason for the notification

a)

Position/status

Group Chief Executive

b)

Initial notification /Amendment

Initial Notification

3

Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor

a)

Name

Spirax-Sarco Engineering plc

b)

LEI

213800WFVZQMHOZP2W17

4

Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted

a)

Description of the financial instrument, type of instrument

2612/13p Ordinary Shares

Identification code

ISIN: GB00BWFGQN14

b)

Nature of the transaction

Dividend Shares - Company's Share Incentive Plan

c)

Price(s) and volume(s)

Price(s)

Volume(s)

6150.000p

6

d)

Aggregated information

- Aggregated volume

6 shares

- Price

6150.000p

e)

Date of the transaction

25/05/2018

f)

Place of the transaction

London Stock Exchange

1

Details of the person discharging managerial responsibilities / person closely associated

a)

Name

Neil Harvey Daws

2

Reason for the notification

a)

Position/status

Executive Director - EMEA

b)

Initial notification /Amendment

Initial Notification

3

Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor

a)

Name

Spirax-Sarco Engineering plc

b)

LEI

213800WFVZQMHOZP2W17

4

Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted

a)

Description of the financial instrument, type of instrument

2612/13p Ordinary Shares

Identification code

ISIN: GB00BWFGQN14

b)

Nature of the transaction

Dividend Shares - Company's Share Incentive Plan

c)

Price(s) and volume(s)

Price(s)

Volume(s)

6150.000p

10

d)

Aggregated information

- Aggregated volume

10 shares

- Price

6150.000p

e)

Date of the transaction

25/05/2018

f)

Place of the transaction

London Stock Exchange

1

Details of the person discharging managerial responsibilities / person closely associated

a)

Name

Andrew John Robson

2

Reason for the notification

a)

Position/status

General Counsel & Company Secretary

b)

Initial notification /Amendment

Initial Notification

3

Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor

a)

Name

Spirax-Sarco Engineering plc

b)

LEI

213800WFVZQMHOZP2W17

4

Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted

a)

Description of the financial instrument, type of instrument

2612/13p Ordinary Shares

Identification code

ISIN: GB00BWFGQN14

b)

Nature of the transaction

Dividend Shares - Company's Share Incentive Plan

c)

Price(s) and volume(s)

Price(s)

Volume(s)

6150.000p

4

d)

Aggregated information

- Aggregated volume

4 shares

- Price

6150.000p

e)

Date of the transaction

25/05/2018

f)

Place of the transaction

London Stock Exchange