'The Big One'

Available up to the biggest dimensions and up to 60 mWc (6 bar)

Boosted frame profile

Easy to maintain due to bolted sealing system

Can be used as shut-off and flow control device

Low-wear door guide system

'The Allrounder'

Up to DN 2000 and 6 mWc (0.6 bar)

Robust frame profile for special applications such as frame heating

Easy to maintain due to bolted sealing system

Can be used as shut-off and flow control device

Low-wear door guide system

ATEC Flap Valves type CIRTEC / RECTEC are constructions that prevent the backflow of water. These flaps are also used as protection against the ingress of small animals into the channel or pipe. 

Pipe socket with mounting flange for grouting or anchor bolting

Flap with reinforcement profiles according to the place of use

Several designs: plain flap, hollow-float flap or lever and counterweight flap

Adjustable pivot

Shock-absorbing sealing

ATEC Stoplogs and Stopboards

Various materials such as aluminum, galvanized steel & stainless steel available

Easy to maintain sealing system

Low-wear stop log guideance

Matching accessories available

ATEC Isolating and Flushing Valve
Four-side sealing flaps. The approved construction is mounted in settling tanks of treatment plants or water works. Due to the sedimentative cleaning process, the valves are usually used at the outlet/ bottom of basins with large width and low height.

Frame for bolting or grouting

Applicable for mounting at the inside or outside of tanks

Suitable for rectangular opening cross-sections

Actuating linkage and operating device adapted to the place of use