Home / Penstocks / Wall Mounted / Isolating SS316 Penstock Wall Mounted Isolating SS316 Penstock Wall Mounted Size: 150 x 150 200 x 200 250 x 250 300 x 300 400 x 400 500 x 500 600 x 600 700 x 700 Add to your Wish List Request a Quote Request a Quote Close Your Name: Contact Email Address: Telephone: Message:  Please enable JavaScript in your browser to send us a message. We are a specialist supplier of standard and bespoke flow control products Rush delivery upon request Secure online payment soon available Description On/off Penstock 4-sides sealing for max 5 mwc in fully SS316. Installation type is wall mounting. Non-rising trapezium thread stem and including fixings and sealing for wall mounting.