Electro-osmotic systems are considered pseudoscientific
Electro-Osmotic Rising Damp Reversal Systems
Why Electro-Osmotic Wall Devices Fail in Real Masonry
Before you read this page. Remember you have AI (Chat GPT and Grok) to research this “tech” for you.
*This page was written with the help of those AI tools. The companies who sell this stuff are only usually around for a few years then dissapear.
These systems rely on a theoretical electro-osmotic effect that does not reliably occur under real building conditions.
Insufficient field strength
The voltages used in most wall-mounted or passive devices are extremely low. To influence moisture movement in dense, mineral-filled brickwork, an electrical gradient would need to overcome established capillary forces within irregular pore structures. In practice, the emitted field strength is far below that threshold.
No controlled electrical pathway
Masonry is not a uniform conductor. Bricks, mortar joints, voids, salts, and varying mineral compositions disrupt electrical continuity. Without a consistent conductive path and properly embedded electrodes, any current flow is fragmented and uneven.
Incorrect physical mechanism
Moisture movement in walls is governed primarily by capillary action, hydrostatic pressure, and evaporation dynamics. It is not driven by electrical charge in the way these systems imply. Reversing capillary rise requires interrupting the physical moisture pathway, not applying a weak electromagnetic signal.
Independent testing results
Various independent investigations and building research bodies have reported inconsistent or negligible drying effects when comparing electro-osmotic systems to untreated control walls. Where improvements are observed, they are often attributable to associated works rather than the device itself.
Confounding installation factors
Installation commonly involves re-plastering, salt-resistant renders, improved drainage, or increased ventilation. These measures alone can reduce visible symptoms, creating the impression that the device is effective when the improvement results from conventional building work.
Regulatory and accreditation concerns
In parts of Europe, electro-osmotic and polarity-inversion devices have faced regulatory scrutiny or lack formal recognition within standard damp remediation frameworks due to insufficient independent scientific validation.
In summary, while the marketing language refers to advanced “field reversal” or “ionic repulsion,” the claimed electro-osmotic effect has not been demonstrated at a meaningful scale within heterogeneous masonry structures.
Independent verification is essential. Review the underlying physics, examine independent testing data, and assess whether the mechanism aligns with established principles of moisture movement in building materials before relying on such systems.
Many companies promoting electro-osmotic or polarity-inversion devices rely on the word “chemicals” to create concern around traditional damp-proof injection systems. They also emphasise that injection work is disruptive or “messy,” implying that electronic devices avoid construction impact.
Addressing structural moisture is inherently a building process. Installing a damp-proof barrier involves controlled drilling and injection, and in many cases surface preparation. That is part of physically interrupting the moisture pathway within the wall.
Modern damp-proof injection systems are typically based on silane or siloxane chemistry. These compounds are widely used in construction materials and other regulated applications. When installed correctly, the material bonds within the masonry capillaries and is not exposed to occupants. As with any building product, proper handling and installation standards apply.
The majority of visible disturbance during rising damp remediation does not come from injection itself. It comes from removing salt-contaminated render and applying a suitable salt-retardant or vapour-permeable render system. This step is necessary to manage hygroscopic salts and restore proper evaporation.
Importantly, these surface preparation steps are required regardless of whether a chemical barrier or an electronic device is installed. Many companies fitting electro-osmotic systems carry out the same render removal and re-rendering process. The level of disruption is therefore comparable.
The real distinction is not whether a treatment involves “chemicals” or some drilling. The critical question is whether the method creates a permanent, measurable barrier to capillary moisture movement, or relies on an electrical mechanism that has not been independently demonstrated to interrupt rising damp under real masonry conditions.
We provide quotes for Rising Damp Installation & Inspection using Silonexx silane injection fluid
Electro-osmotic damp systems claim to reverse capillary moisture movement in masonry by generating a low-level electrical field.
If such a field were strong enough to overcome capillary forces in dense brickwork several metres away, it would not selectively affect only masonry. Electrical fields act on charged particles and polar molecules in any exposed porous medium within range.
Plant tissues also rely on capillary transport and cohesion–tension mechanisms to move water upward through xylem vessels. If a device genuinely produced a field capable of reversing capillary moisture rise in mineral masonry, measurable effects would be expected in nearby biological systems operating on similar physical principles.
In practice, vegetation adjacent to buildings fitted with these devices grows normally, with no observable disruption to water transport. This suggests the field strength emitted by such devices is far too weak to influence capillary movement at a macroscopic scale.
In other words, if the device cannot influence water transport in simpler, more conductive biological structures nearby, it is highly unlikely to overcome capillary forces in heterogeneous, salt-laden masonry walls.
We provide quotes for Rising Damp Installation & Inspection using Silonexx silane injection fluid
Electro-Osmotic / Polarity-Inversion Rising-Damp Devices (by brand)
Several companies in Australia have rebranded and changed names over time, but the principle behind these devices remains the same. Always research how the system claims to work before believing the marketing. You don’t have to use our company — just make sure you choose a licensed waterproofer with at least 4–5 years of proven experience. Avoid any so-called “magical devices” that promise to stop rising damp without physical waterproofing.
Active electro-osmosis (wired anodes/cathodes in the wall)
| Brand / Device | Manufacturer | Markets | Claimed method | Source |
|---|---|---|---|---|
| Lectros Electro-Osmotic DPC | Wykamol | UK, IE, AU resellers | Low-voltage DC via embedded titanium anodes repels moisture downwards | :contentReference[oaicite:0]{index=0} |
| Electro-Osmosis DPC kits (generic) | Multiple (e.g., Twistfix retailing Lectros) | UK/EU online | Electro-osmotic DPC kits for thick/rubble walls | :contentReference[oaicite:1]{index=1} |
| Drytech Elektroosmose System | Guldager | DK/EU | Electro-osmosis to remove basement moisture/rising water | :contentReference[oaicite:2]{index=2} |
Electromagnetic / “polarity inversion” (no wired anodes in the wall) This is a magical box that is mounted on the wall or a magical dome mounted from the ceiling.
| Brand / Device | Manufacturer | Markets | Claimed method | Source |
|---|---|---|---|---|
| I.P.E® / I.P.E® Pro+ (ipe pro) | BFL International | EU, AU distributors | Low-frequency electromagnetic polarity inversion to “redirect” moisture | :contentReference[oaicite:3]{index=3} |
| StopRise® Device | STOP RISE | EU | “Reverses electric potential” causing rising damp; acts over a radius | :contentReference[oaicite:4]{index=4} |
| HS-221 System | Humitat-Stop | ES/EU, UK resellers | Wireless “electro-physical” / electro-osmosis-style wall treatment | :contentReference[oaicite:5]{index=5} |
| ATE / ATG Wall-Drying Devices | Humidistop | FR/EU | Electromagnetic polarity inverter (models LC15/LC30/MAX) | :contentReference[oaicite:6]{index=6} |
| CNT® Domodry® | Domodry / Leonardo Solutions | IT/EU | “Charge Neutralization Technology” (impulsive EM waves neutralising water charge) | :contentReference[oaicite:7]{index=7} |
| Biodry | Biodry | IT/EU | Passive/EM device marketed to stop capillary rise in masonry | :contentReference[oaicite:8]{index=8} |
| Genié | Tecnová Group | IT/EU | Electromagnetic field “stops water molecules from rising” | :contentReference[oaicite:9]{index=9} |
| Water Dry | WaterDry | IT/EU | Polarity inverter claims inversion from −mV to +mV to drive water down | :contentReference[oaicite:10]{index=10} |
| Mur-Tronic | Mur-Tronic | CH/EU | Device marketed to remove rising damp via EM/polarity concepts | :contentReference[oaicite:11]{index=11} |
Independent overviews and reviews discussing electro-osmosis / polarity-inversion efficacy: :contentReference[oaicite:12]{index=12}
These Devices rely on a theoretical effect that doesn’t work in real walls.
Field strength too weak – The voltages used are far below what’s needed to move water through dense, mineral-filled brickwork.
No continuous path – Bricks, mortar, and voids break electrical continuity, so current doesn’t flow evenly.
Wrong mechanism – Moisture in walls moves through pressure and evaporation, not by electric charge.
Lab and field studies – Independent tests (e.g., BRE, CSIRO, English Heritage) found no measurable drying compared with untreated walls.
Placebo results – Any “improvement” usually comes from re-plastering, ventilation, or drainage work done during installation.
Regulatory history – Germany and other EU states have banned or restricted these systems due to lack of scientific proof.
In short, they dress up basic physics in marketing language — but the supposed electro-osmotic effect doesn’t occur at the scale or conditions found in masonry.
Lets be honest…
If it actually worked, chinese manufacturers would copy it and sell it on Temu… but they don’t!
Please.. Don’t take my word a gospel. Check for yourself. AI will help you, jump on GROK or ChatGPT and do some digging.
Funny story!!
Someone from france who manufactures these things just contacted me to tell me that I’m wrong to say all this about the poliarity inverter using gravitomagnetic waves.
Just to be honest with you, all the info on this page was cross checked against GROK, ChatGPT and Claude (the paid versions not the free versions). They all said the same thing. I have pasted the response from Claude AI, below. I don’t like misinforming people and if something really works, i’m all for it!
If I’m wrong and it can be proven by a demonstration (not testimonials) I’m totally open to it.
The best rising damp cures are
A) Removing bricks, installing a new dampcourse then rebuilding the wall in that area.
B) Silonexx Chemical DPC injection.
I wouldnt use any other methods on my house.
Jason
Director
My question to Claude (AI):
“Scam or real. Science only. Polarity inverter devices used for rising damp. Using gravomagnetic (Gravitomagnetic) waves to reverse the polarity on a water molecule to make it go back down the wall and eliminate rising damp. Ever since I learned about it I thought it was scammy. Chatgpt and grok both slammed it. I want a non biased analysis so im not spreading misinformation.”
“Claude” AI Response, cut and paste without editing:
This search found the actual patent (US10214898B2) behind these devices. That’s thekey piece. Here’s the updated analysis with the patent factored in:
—
## Updated Analysis — Geo-Gravitomagnetic Rising Damp Devices
### What the search actually found
There is a **real granted US patent** (US10214898, issued 2019) and corresponding European patents for a device claiming to reverse a “geo-gravomagnetic field” to remove moisture from masonry. So this isn’t vaporware — it’s a patented commercial product. That changes the framing slightly, but not the scientific conclusion.
—
### The “geo-gravomagnetic” field — what is it?
The patent introduces its own proprietary concept: a “geo-gravomagnetic spectrum of the Earth,” where a gravomagnetic wave consists of a circularly polarised magnetic wave component and a gravitational wave component rotating about the magnetic wave in a circularly polarised manner.
This is **not a recognised physics framework.** Compare it to what gravitomagnetism actually is in peer-reviewed science: the tiny gravitomagnetic effect on gyroscopes due to Earth’s rotation was successfully measured during the Gravity Probe B experiment, where extremely small geodetic and Lens-Thirring deviations were measured using superconducting quantum interference devices.
That effect — the real one — required one of the most sensitive instruments ever built to detect. The patent’s “geo-gravomagnetic grid” (referencing Hartmann grids and Curry grids) is derived from **geomancy and dowsing traditions**, not physics. The patent references Hartmann grids with ~21cm grid line widths and Curry grids at ~32cm for Central Europe — these are pseudoscientific constructs with no empirical basis.
—
### Critical analysis of the patent’s claims
**Patents ≠ scientific validation.** Patent offices evaluate novelty and non-obviousness of the *device design*, not whether the underlying mechanism is physically real. A patent can be granted for a device built on a fictional mechanism, as long as the device itself is novel.
The patent’s own language is telling. The claimed mechanism: the device works to “add moisture to or remove moisture from moist capillary-capable masonry, transport dissolved salts in the capillary water, or colloidally plug the capillaries after drying out” by reversing a geo-gravomagnetic field.
Each of those outcomes (salt transport, capillary plugging) would require completely different physical mechanisms — none of which are electromagnetic or gravitomagnetic. Colloidally plugging capillaries is a **chemical** process. Salt transport follows **concentration gradients and electroosmosis**. The patent bundles all of these under one field manipulation claim with no causal chain connecting them.
—
### What the scientific literature actually says about gravitomagnetism
Current peer-reviewed research on gravitomagnetic effects is focused on: detecting resonant precession of angular momentum direction under gravitational waves, potentially enabling future gyroscope-based detectors — instruments operating at the threshold of physical detectability. There is **zero literature** connecting gravitomagnetic phenomena to capillary water movement in building materials. The scales are incompatible by many orders of magnitude.
—
### The Hartmann/Curry Grid problem
The device’s coil geometry is explicitly tuned to Hartmann and Curry grid dimensions. These grids originate from early 20th-century German dowsing traditions. No controlled study has ever detected them. Their inclusion in a granted patent is a significant red flag — it ties the device’s geometry to an unfalsifiable input (a field no instrument can measure) which conveniently means the device can never be empirically tested on its own claimed terms.
—
### Bottom line — updated
The correction from “gravomagnetic” to “geo-gravitomagnetic” doesn’t change the verdict, it actually **strengthens the scam case** because:
1. The real gravitomagnetic effect exists but is cosmically weak and irrelevant to masonry
2. The “geo-gravomagnetic” version in these devices is a proprietary invented concept with no physics literature behind it
3. The device geometry is tuned to Hartmann/Curry grids — pseudoscientific constructs from dowsing
4. A granted patent is commercial protection, not scientific validation
5. No peer-reviewed controlled study demonstrates these devices reduce capillary moisture in masonry
**Same verdict: scam.** The patent makes it a more sophisticated and legally protected scam, but the mechanism still fails at every level of physics.