Dear customers, unfortunately, we have been affected by a cyber incident.

Since Tuesday, March 18, 2025, we have been busy assessing the extent of the incident and implementing measures. Accordingly, we were unavailable by email from Monday, March 17, 2025, to March 20, 2025.

The good news: Our email communication is secure and fully available again. We therefore ask you to resubmit your inquiries. We apologize for this inconvenience and thank you for your understanding.

Set of stem square caps
Doctor Valve

Set of stem square caps

Set of stem square caps

Tool case with complete set of stem square caps

Tool case with complete set of stem square caps

Set of stem square caps
Doctor Valve

For those who like to be equipped - Dr. Valve contains a complete set of stem square caps in all standard sizes. Suitable for all common valves. In the small and handy tool case, the 17 stem square caps made of hot-dip galvanised cast iron are neatly stowed away. They are easily attached to the valve stem or the extension by means of a notched pin or screw.

Set of stem square caps – Doctor Valve

Details

Connection form and actuating square

Parallel square (14, 16, 18, 20, 22 und 25 mm)
Conical square (12, 14, 17, 19, 24, 27, 32 und 36 mm)

Material

A36-hot-dip galvanised

Mounting

The stem square caps are attached to the valve stem or the extension by using a notched pin or screw

Scope of delivery

Practical tool case with complete stem square cap set with all common sizes

YOUR ADVANTAGES

ACTUATION OF ALL COMMON VALVES

Complete set with stem square caps in all standard sizes

We will be pleased to consult you.

Accessory

CP3 channel penstock

CP3 channel penstock

Channel penstock with rectangular opening, 3-sided sealing

CP3 weir type channel penstock

CP3 weir type channel penstock

Weir type channel penstock with rectangular opening, 3-sided sealing

CP4 penstock

CP4 penstock

Penstock with rectangular opening, 4-sided sealing

CP4 semicircular penstock

CP4 semicircular penstock

Penstock with semicircular opening, 4-sided sealing

CP4 weir type penstock

CP4 weir type penstock

Weir type penstock, 4-sided sealing

SAFOX<sup>©</sup> F penstock

SAFOX^© F penstock

Penstock with flange and circular opening, sealing on all sides

SAFOX<sup>©</sup> G penstock

SAFOX^© G penstock

Penstock with smooth sole passage and circular opening, sealing on all sides

SAFOX<sup>©</sup> penstock

SAFOX^© penstock

Penstock with circular opening, sealing on all sides

XL3 channel penstock

XL3 channel penstock

Large penstock with rectangular opening, 3-sided sealing

XL3 weir type channel penstock

XL3 weir type channel penstock

Large weir type channel penstock with rectangular opening, 3-sided sealing

XL4 penstock

XL4 penstock

Large penstock with rectangular opening, 4-sided sealing

XL4 semicircular penstock

XL4 semicircular penstock

Large penstock with semicircular opening, 4-sided sealing

XL4 weir type penstock

XL4 weir type penstock

Large weir type penstock, 4-sided sealing

XM4 penstock

XM4 penstock

Penstock with rectangular opening, 4-sided sealing

We will be pleased to consult you.