PulseGuard Ltd. and Inc.
PulseGuard Ltd. offers pulsation dampers | Please phone 44(0) 161-480-9625
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Fluid Flow Control Animations
Fluid Flow Control Animations

Pusaltion Frequencies
Guard Against Pulsation

Dampers and Pulsating Dampening Pipe Systems with Pumps


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Start here -> Choose A or B

A) I Want to select:
1) Reasons that I need a SMOOTH SYSTEM - show me reasons CLICK HERE
2) Available dampers, show me PRICES & DIMENSIONS for off the shelf items CLICK HERE
3 ) DAMPER TYPES from the 9 types available from this site - show me types CLICK HERE

B) I want YOU to be responsible for specifying:
1) By me completing a request for quotation FORM CLICK HERE
2) By following the selection CALCULATIONS that you present on this site CLICK HERE
3) According to MY PUMP, and the materials that suit my system CLICK HERE or See Below

Damper Types
Dampers with elastomer bladders, Flexflon, PTFE, or EIDP Teflon Diaphragms, and acoustic with no moving parts.

Select a damper type below. Or see the pump type selection lower down on this page.

No Moving parts

WaveGuard & CavGuard

(synthetic rubber)

PipeHugger, PipeGuard & PumpGuard
Click on your type of damper for connecting pumps, inventory dims., weights, & prices.

acoustic ceramic balls wag
Acoustic Pressure Pulse Dispersion. No Moving Parts

acoustic sphere wag/H.O.
No Moving Parts Helmholtz Bottle, Delta P.

acoustic suction cag
Prevent Suction Oscillations

elastomer HP pighp
H.P.N2 in Bag

elastomer  "flow through" pug

Elastomer Flex Tube

elastomer liquid in bladder HP phr
H.P. Liquid in Bladder

elastomer LP gas in bag piglp
L.P., All SS Gas Bag
elastomer plastic pigplas
Plastic, L.P. Air in Bag

elastomer liquid in bladder LP peg

L.P. Generic Liq. in Bladder


crossectional LP Flexorber

For Hazardous Liquids,

cross sectional HP flexorber
Pyrofors & Toxics
Flexflon & SS, LP

click here for dampers by industry
Dampers for Industry
Hot & Cold, Double Ended, Jacketed & DAMPERS FOR INDUSTRY also available

See Your Pump Connected to the very Damper you Need

When you choose your pump from the pictures below, make a note of its
"F Number" or Flow Fluctuation Figure is a correction Factor on the square of number of displacers.
Example, Centrifugal pumps are intrinsically good - have a high F,
Sandwich diaphragm metering pumps have a low F.

Simplex Plunger
simplex plunger

F value of 1.15
Injection Test
intensifier pump

F value of 1.3
Progressive Cavity
Progressive Cavity pump
F value of 1.1
LP Dosing PTFE
lost motion pump
F value of 0.7
Hose Tube
hose tube pump

F value of 0.4
Multiplex A614
multiplex plunger

F value of 0.4
vane pump

F value of 3.0
gear pump

F value of 5
lobe pump

F value of 1.0
A.O.D.D. pumps

F value of 1.8
centrifugal pump

F value of 7
Suction Systems
Removing Suction Acceleration Head Losses
Pressure Pulsation
Interaction prevention stopping resonance by pulsation interception
This site is very comprehensive.


PulseGuard catalog, "off the shelf" inventory
Printable PDF files and equivalent web pages with connecting links
Note: Not a direct download button

Associated Companies
Fluid Power Hydraulic Accumulators
Hydrotrole U.S. Div.

Fluid Power
in the Americas
Pipeline Surge Alleviation
US Div.

Pipeline shock/surge Alleviation
in the Americas
System Analysis, Diagnostics, and Software
Liquid Dynamics
Intl. Ltd.

Data Capture, Analysis,
Diagnostic Computer,
Modeling, & Software
in the Americas
Pulsation Dampers
PulseGuard Ltd.
Quick overview, A Small
PulseGuard site
in Europe
Hydrotrole Ltd.
Fluid Power
in Europe

Pipeline shock/surge
in Europe
Liquid Dynamics
Intl. Ltd.

Data Capture, Analysis,
Diagnostic Computer,
Modeling, & Software
in Europe
Quick overview of
Flow Fuses

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Selecting Pulsation Dampeners for Different Pump Systems.
Flow through pulsation dampers are at least 3 times more efficient than T off line accumulators.
Dampeners that do, flow goes through, but pressure pulsation does not.
PulseGuard Pulsation DampersThe Smooth Flow People

Call Toll Free 1-888-DAMPERS (326-7377) / See also: Pulsation-Dampeners.com for a pulsation dampener.

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