What sealant should I use between a bronze or stainless skin fitting and a TruDesign ball valve ?
The same options as you would use for sealing any TruDesign composite fitting to a TruDesign composite Ball Valve: #3M 5200 #3M 5200 FT (Fastcure) # Sikaflex 291 # Sikaflex 591 # Loctite 5...
What sealant can I use on TruDesign threads ?
Thread sealing options: - 3M 5200 - 3M 5200FT (fast cure) - Sikaflex 291i - Sikaflex 591 - Loctite 5331 - Loctite 55 Pipe Sealing Chord - PTFE Thread Tape
What height above waterline for mounting a vented loop ?
A Vented loop should be mounted a Minimum of 250mm above the waterline and the higher the better especially in the case of a yacht where the height to waterline can change when the vessel is heelin...
Should I mount the Aquavalve above the water line ?
YES If the Electronic Aquavalve is mounted above the water line the valve will drain out therefore there is less buildup on the internal seal from the salt water that would continually sit in the ...
Should I mount my carbon filter horizontal or vertical ?
All carbon filters must be mounted vertically. Horizontal mounting will result in the carbon granules settling and leaving a space above for air to pass without going through the carbon. If it is n...
Identification of threads BSP or NPS ?
Tru-Design manufacture these marine fittings with two types of threads: BSP British Standard Pipe for the European market. NPS National pipe straight for the US market. Each threaded fitting wi...
How to use the TruDesign Skin Fitting / Thru Hull Install Tool?
Using the TruDesign Install Tool allows one person to fit Skin Fittings (thru Hulls) without the need for a "helper" inside the boat at the same time. Marine adhesive sealants such as 3M Fast Cu...
How to service the Manual Aquavalve?
If your Aquavalve has not had the handle turned for over 12 months the chances are that the valve can become tight to turn or even jammed in the case of very high salt / calcium build up. Tools ...
How to install (wire up) the TruDesign Tank Monitor?
See below Installation Instructions
How to install an Electronic Diverter Valve?
The operator manual has full installation instructions - see below
How do I wire a Monitored Ball Valve with ignition interlock?
You can use the monitored ball valve to disable ignition of an engine until the valve is open (water intake open). This avoids possible engine running without coolant.
How do I replace an old Skin Fitting (Thru Hull) with TruDesign?
Replacing an old metallic skin fitting with TruDesign is relatively simple - follow the instructions contained in in the below Technical Information Sheet.
How do I install a Thru Bulk Head Aquavalve?
Please see attached Information Sheet
Fitting sanitary hose to hose tails
Use a hair drier to heat up the end of the hose or immerse the end of the hose in hot water. Both these methods will soften the hose sufficiently to enable it to be pushed on. Care must be taken wi...
Electronic Aquavalve Servicing and manual operation?
The Electronic Aquavalve is supplied with full operator and servicing instructions. It is recommended that the seal is greased regularly with Silicone grease which is available in an appropriate s...
Do you have an overview of your products?
Yes we made a video to show how our products work, we hope you find it helpful.
Do you have a Catalogue with part numbers?
Yes, we have BSP and NPS catalogues.
Do TruDesign Ball Valves require lubrication ?
No. The TruDesign ball valves are manufactured with a Teflon impregnated Ball running on Teflon rings, so no lubrication is required. It is good practice to turn the valve handle every few months...
Can you fit TruDesign Ball Valves to bronze or Stainless skin fittings ?
Yes TruDesign Composite ball valves can be screwed onto an approved bronze skin fitting. First the thread on the bronze skin fitting must be identified to match the TruDesign Ball Valve (either ...
Can I use a vented loop on the intake hose on an electric toilet ?
Yes Our vented loops fitted with solenoids are designed for electric toilets so the solenoid valve shuts off when you push the flush button so you get full flow then it reverts to an anti-siphon ...
Can I screw a tapered fitting into a TruDesign Ball Valve ?
NOT RECOMMENDED! The TruDesign Ball Valves have parallel threads and only fittings with parallel threads should be screwed into them. This is a very important issue as parallel threads allow for ...
Can I run Petrol or Diesel through TruDesign fittings ?
YES and No TruDesign fittings (in both black and white) are suitable for contact with petrol & diesel fuels. NOTE: TruDesign Ball Valves, Aquavalves and Non-Return Valves should not be used in d...
Can I remove the handle from a TruDesign Ball Valve?
Yes To aid installation in confined spaces it may be useful to remove the handle from the Ball Valve. To do so follow the steps below: # Remove the flush screw cover from the top of the handle ...
Can I power / wire up the Electronic Aquavalve without the control panel?
Yes you can trigger the Electronic Aquavalve with toggle switches. However you will also need LED lights to indicate what position the valve is in - overboard or holding tank.
Can I fit a Skin Fitting with Tail below the waterline ?
NO All Skin Fittings fitted below the waterline must be threaded and connected to a Ball Valve to enable shut off in event of an emergency and when unattended at the Marina. Additionally, 2 stain...
Are TruDesign Skin Fittings certified ?
ISO 9093-2. - TruDesign ¾”, 1”, 1¼”, 1½”, 2” and 3” Thru Hull’s, Ball Valves and Tail assemblies comply with ISO 9093-2 certification. The ½” does not comply. ABYC 500Lb load test standard. TruD...
Are TruDesign Ball Valves approved / compliant to international standards?
ISO 9093-2. - TruDesign ¾”, 1”, 1¼”, 1½”, 2” and 3” Thru Hull’s, Ball Valves and Tail assemblies comply with ISO 9093-2 certification. The ½” does not comply. ABYC 500Lb load test standard. TruD...