Supa Maxi™ straight couplings and flange adaptors are now available in DN700

We are happy to release a new DN700 as an extension of our wide range of Supa Maxi™ universal tensile couplings. 17-02-2023

The straight coupling and flange adaptor in DN700 are suitable for all types of pipes with an outside diameter of 700-745 mm and are designed and tested according to EN14525 for applications up to PN16. 

DN700 is added to the range of the below variants:

631/00-001 Supa Maxi™ straight coupling, with EPDM sealing
633/00-001 Supa Maxi™ flange adaptor, with EPDM sealing
631/80-001 Supa Maxi™ straight coupling, with NBR sealing
633/80-001 Supa Maxi™ flange adaptor, with NBR sealing

All Supa Maxi™ universal tensile couplings feature the patented SupaGrip™ sealing support system with a flexible bracket providing superior tightness and tensile resistance on all pipe dimensions and materials. Furthermore, they feature ease of installation with no need for re-tightening the bolts, permanent protection caps, high-quality materials and much more. Read all about the Supa Maxi™ design and its advantages in our insights.

Our range now comprises the following – please go to our product finder for more details.

 Straight couplings in DN50-700
 Flange adaptors DN40-700
 End caps DN50-400
 Step couplings in DN50-300
 Transition couplings DN50-300
 Gate valves with 2 x Supa Maxi™ end in DN80-300
 Gate valves with Supa Maxi™ end x PE end in DN80-300

Product insights

Supa Maxi

Read all about the Supa Maxi™ design and its advantages.


Supa Maxi™

Animation about features and installation of our universal tensile Supa Maxi™ couplings series 63X.