• WindTrak wind vanes continue to offer exceptional performance at the best value of any wind indicator worldwide. The secret is in the sapphire jewel suspension bearing, large fin-low inertia vane, and easy-to-read, fully adjustable tacking tab system.
• WindTrak is the perfect choice for all cruising and racing boats 15 feet (4.6 meters) and bigger.
• Reflector tape on the vane and tacking tabs make WindTrak15 easy to see day and night. WindTrak vanes are sturdy and when installed properly, offer many years of use. They have been wind tunnel tested to wind speeds of 80 knots!
• WindTrak 15 has a 15″ (38 cm) vane. Includes through-bolt or drill and tap mounting socket; 5/16″ -18 stainless stud, washers and nut. Stands 12.75″ (32 cm) tall and weighs just 3.6 ounces (101 g).
• A bird-proof spike extends another 10 inches (24 cm) above the vane to discourage birds from landing.

• WindTrakâ„¢ wind vanes continue to offer exceptional performance at the best value of any wind indicator worldwide. The secret is in the sapphire jewel suspension bearing, large fin-low inertia vane, and easy-to-read, fully adjustable tacking tab system.
• Reflector tape on the vane and tacking tabs make WindTrak 10 easy to see day and night. WindTrak vanes are sturdy and when installed properly, offer many years of use. They have been wind tunnel tested to wind speeds of 80 knots!
• WindTrak 10 has a 10″ (25 cm) vane. Includes glass-reinforced poly-carbonate J-Base for side, top or front of mast mounting on most dinghies, smaller boats and sport boats. Stands just 9.25″ (23.5 cm) tall and weighs 1.2 ounces (31 g).

• Take MiniShockles boating, camping, biking, motorcycle riding—anywhere you want to be sure your load is held in place solidly, securely and safely.
• UV resistant nylon webbing is sewn over marine grade elastomer. 316 stainless steel wire gate snaps will hold up to 300 pounds (136 kg). That’s ten times the capacity of most standard bungee cords.
• Includes: Black, 12″ (31 cm) MiniShockle with 316 stainless steel wire gate snaps.

• AnchorSnubber helps your boat ride comfortably at anchor, even in rough anchorages, adverse currents, or strong winds. No more chain noise keeping you awake! It attaches directly to chain, rope anchor rode, or anchor snubber line.
• Installing the Shockles AnchorSnubber is quick and easy and provides an important shock absorbing member to your anchor chain that prevents sudden shock loads to your anchor, chain, bow roller and windlass. AnchorSnubbers also keep your anchor chain from transmitting loud sounds and vibrations when anchored over rock.
• Key pin shackles made of 316 stainless. Fits most anchor chains. Webbing is 20″ (51 cm) long.
• Includes: AnchorSnubber with two 316 stainless captive key pin shackles.

• Slim and stable design — Handles up to 1,000 cubic feet (28.3 cubic meters) of living space. Ideal for boat, RV, home, office, factory and any area with moisture build-up. Circular unit measures 13.5” in diameter, 4.25” high (34 cm dia., 11 cm high).
• Silent operation — No switch, fan, or thermostat. Uses natural convection to circulate the air.
• Low operating cost — Designed for 24-hour operation.
• Safe to the touch. Safe for marine use.
• Neutral beige polycarbonate housing for strength and durability.

What Does a Small Dehumidifier Do?

The main purpose of a dehumidifier is to remove moisture from the air. Air-Dryer is different. It prevents moisture in the first place to help prevent mold and mildew. It can be used in any space where you store items that are sensitive to moisture. The Davis Instruments Air-Dryr 1000 is designed for continual use in a smaller space. Mold and mildew must have moisture, warmth, and darkness to grow.

Do Small Dehumidifiers Work?

Typical small dehumidifiers work well but require maintenance and draining of the drip pan. The Air-Dryr 1000 works very well when used according to the instructions and in a space that is at or below the recommended size, and requires no maintenance and has no drip pan. It is not designed for outdoor use, but it is designed to be compatible with marine use.

What Are the Advantages & Disadvantages of a Small Dehumidifier and Air-Dryr?

One of the advantages of both a compact dehumidifier and Air-Dryr is they can be used in small spaces. You can place an Air-Dryr in a way that is barely noticeable, as long as you are sure to follow any safety precautions contained in the instruction manual.

But Air-Dryr has many advantages over other small dehumidifiers. Typical dehumidifiers remove moisture from the air and drip the moisture into a pan that needs to be drained. Air-Dryr draws in moist, cool air and then heats the air above the dew point so that moisture remains suspended in the air rather than condensing on surfaces. Warm air rising and cool air drawing into the Air-Dryr creates natural convection that circulates the air and prevents moisture from settling.

All you have to do is to plug it into a 110/120 Volt outlet and the 130-watt heating element will begin to heat and remove moisture from the air. There is no moisture collection reservoir to empty, and no water container to overflow. The outside does not get hot to the touch. The best part is that there is no fan, thermostat, switch, or moving parts. This means that it has quiet operation, and there are fewer moving parts to break. This solution provides a way to create an atmosphere that prevents mold and mildew from forming and will help your space continue to feel dry and warm.

• FSR (Fiberglass Stain Remover) is a unique stain absorbing gel that is ideal for removing oil, rust, exhaust, waterline and transom stains. Works like magic to clean up fiberglass stains!
• Use anywhere else fiberglass stains may crop up—shower stalls, furniture, etc. Use for removing road soil from trailered boats and recreational vehicles.
• Requires no sanding or compounding. Simply apply with a brush, sponge or cloth. Wait a few minutes and then wipe off or rinse.
• Safe to use on white painted surfaces as well as on gel-coat. Test a small area first to ensure FSR will not damage finish.

• FSR (Fiberglass Stain Remover) is a unique stain absorbing gel that is ideal for removing oil, rust, exhaust, waterline and transom stains. Works like magic to clean up fiberglass stains!
• Use anywhere else fiberglass stains may crop up—shower stalls, furniture, etc. Use for removing road soil from trailered boats and recreational vehicles.
• Requires no sanding or compounding. Simply apply with a brush, sponge or cloth. Wait a few minutes and then wipe off or rinse.
• Safe to use on white painted surfaces as well as on gel-coat. Test a small area first to ensure FSR will not damage finish.

• A significant invention in the sport of troll fishing, Happy Troller® mounts on the anti-cavitation plate to allow fine control of trolling speed. At cruising speed, your boat’s stability is enhanced.
• Reduces troll speed in “down” position.
• Acts as a stabilizer in “up” position.
• Middle position for added flexibility.
• Maintains stability in bow-light boats.
• Smooths out ride in rough water.
• Reduces porpoising and cavitation.
• Made of only highest quality stainless steel and marine aluminum; clear anodized aluminum finish.
• Installs in 15 minutes.
• Stainless steel mounting hardware and installation & operating instructions provided with each unit.

• This model has many great features including seven large sunshades, a 3 mm × 27 mm star scope, and easy-to-read micrometer drum vernier scale that reads to 2/10 of a minute. The Mark 15 has a 7″ (18 cm) frame radius graduated from 120 degrees to –5 degrees and comes with a traditional half-silvered mirror.
• Comes with instruction booklet.

Are Sextants Still Used Today?

The sextant was first used in 1731. In recent times, they have been used to backup electronic navigational systems. In 2016, the Chief of Naval Operations and U.S. Navy ordered that crewmen should be trained to use the sextant as a backup navigational device in case of power failure. It is always considered a good idea to have a sextant and know how to use one in case of navigational instrument failure. When you are ready to buy sextant instruments for your craft, Davis Instruments is known for its quality.

How Does a Sextant Work?

The sextant uses two mirrors to measure the distance between objects. One of the mirrors only has silver on half of it to allow some light to pass through. This half-silver mirror is used to look at the horizon. Meanwhile, the second mirror is attached to an arm that moves. This mirror is moved to a position where the sun’s reflection also reflects onto the first mirror. When you view this through the eyepiece, you see the sun superimposed on the horizon. The angle can then be read using the scale at the bottom of the sextant. You can use any two objects to do this.

What is a Sextant Used to Measure?

When a sextant is used to estimate the angle of a celestial object and the horizon, it is called sighting the object or taking a sight. The angle and the time when the measurement was taken are used to determine the position on a nautical chart. For instance, you can shoot the sun at noon or Polaris at night to estimate your latitude.

A sextant can also be used to measure the distance of an object using its height, and it can be used to measure the angles between two objects to obtain the position on a chart. Another use of the sextant is to shoot the moon and another object to determine Greenwich Mean Time and longitude.

• The top-of-the-line Davis plastic sextant, the Mark 25 features our Beam Convergerâ„¢ mirror, sometimes referred to as a “full horizon mirror.” A special coating is applied to high quality optical glass to allow the user to see through this mirror, yet still pick up images as faint as low-light stars.
• The Mark 25 is illuminated by a long-life LED and made of an upgraded plastic that is very stable.
• Comes with instruction booklet.

Are Sextants Still Used Today?

The sextant was first used in 1731. In recent times, they have been used to backup electronic navigational systems. In 2016, the Chief of Naval Operations and U.S. Navy ordered that crewmen should be trained to use the sextant as a backup navigational device in case of power failure. It is always considered a good idea to have a sextant and know how to use one in case of navigational instrument failure. When you are ready to buy sextant instruments for your craft, Davis Instruments is known for its quality.

How Does a Sextant Work?

The sextant uses two mirrors to measure the distance between objects. One of the mirrors only has silver on half of it to allow some light to pass through. This half-silver mirror is used to look at the horizon. Meanwhile, the second mirror is attached to an arm that moves. This mirror is moved to a position where the sun’s reflection also reflects onto the first mirror. When you view this through the eyepiece, you see the sun superimposed on the horizon. The angle can then be read using the scale at the bottom of the sextant. You can use any two objects to do this.

What is a Sextant Used to Measure?

When a sextant is used to estimate the angle of a celestial object and the horizon, it is called sighting the object or taking a sight. The angle and the time when the measurement was taken are used to determine the position on a nautical chart. For instance, you can shoot the sun at noon or Polaris at night to estimate your latitude.

A sextant can also be used to measure the distance of an object using its height, and it can be used to measure the angles between two objects to obtain the position on a chart. Another use of the sextant is to shoot the moon and another object to determine Greenwich Mean Time and longitude.