GESTRA Check Valve BK45 DN25 PN40

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GESTRA is a global leader in the design and production of valves and control systems for heat and process fluid control. We offer our customers a full range of complete systems and intelligent solutions engineered to function with maximum reliability. 
                             
Thermostatic Steam Traps BK with Bimetallic Regulator 

BK**2,BK*8,B*8 ASTM,BK*9,BK*5,BK*5,BK*5 *5 

Thermostatic Steam Traps MK with Membrane Regulator 
MK***1,MK***2,MK*5/*1,MK*5 A*1,MK*6/*1 

Ball-Float Traps UNA 

UNA*3,UNA*5,UNA*3,UNA*5,UNA*6,UNA*7,UNA*9 

AK*5,UBK*6,SMK*2,MK*0,TK*3,TK*4 

Gravity Circulation Checks and Non-Return Valves-SBO,RK*0,RK*1,MB*4 

Non-Return Valves-RK*1,RK*4,RK*6 

RK*1 Especially suited for heating installations 
RK*4 
RK*4S For sea water and drinking water 
RK*6 For industrial applications 
The All-Rounder for Industrial Applications 
Non-Return Valves RK*6 and RK*6A 
For liquids, gases, vapours. Application as gravity 
circulations check, vacuum breaker, breather, foot valve, 
RK *6 *0 pressure-maintaining valve, check valve. 

RK *6 A especially suited for low temperatures, 
aggressive fluids, boiler feedwater lines, and other 
industrial applications.