Home / Penstock square flow section in SS316 Penstock square flow section in SS316 Size: 100 x 100 mm 150 x 150 mm 200 x 200 mm 250 x 250 mm 300 x 300 mm 400 x 400 mm 500 x 500 mm 600 x 600 mm 700 x 700 mm 800 x 800 mm 900 x 900 mm 1000 x 1000 mm 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 Free delivery on orders over £100 Secure payment available Description 4-sides sealing penstock with square flow section in stainless steel AIS316