Weems & Plath

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Weems & Plath Spare Leads for the Ultralight (7231)

Accessories & Instruments
Spare compass leads are available for Weems and Plath dividers (#176, 178 and 179). The reusable clear plastic case is a safe and convenient container for lead storage.
In stock online
Online Stock:
4 available
Available in stores
  • London Store - 4 in stock
  • Bristol Store - Out of stock
  • Warehouse - Out of stock

Order before 5pm to collect from your chosen store after 1pm the next working day.

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£3.50
£3.50

Weems & Plath 7" Straight Divider (172)

Accessories & Instruments
The 7-inch (17.78 cm) Straight Pattern Dividers are brass with polished stainless steel tips. To adjust tension, turn the adjustment screw at the hinge with a flat-head screwdriver.
In stock online
Online Stock:
3 available
Available in stores
  • London Store - 3 in stock
  • Bristol Store - Out of stock
  • Warehouse - Out of stock

Order before 5pm to collect from your chosen store after 1pm the next working day.

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£18.99
£18.99

Weems & Plath Ultralight Divider and Compass (176)

Accessories & Instruments
Our Ultralight Dividers are the perfect tools to fill out your navigation kit. They are the best-selling navigation tool in our whole product line, and for good reason. Constructed of coated marine alloy to resist corrosion, these durable dividers are fully adjustable and easy to use. They feature a unique center adjustment mechanism that allows quick, precise one-hand operation. Both tips can be interchang...
In stock online
Online Stock:
3 available
Available in stores
  • London Store - 3 in stock
  • Bristol Store - Out of stock
  • Warehouse - Out of stock

Order before 5pm to collect from your chosen store after 1pm the next working day.

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£13.99
£13.99

Weems & Plath Chart Correction Template (9998)

Accessories & Instruments
Chart Correction Template contains the Region A & B IALA Maritime Buoyage symbols required for updating and correcting nautical charts. Keeping charts updated with the Chart Correction Template helps ensure the safety of your crew and vessel. Designed for use with a fine line pen, corrections to nautical charts can be made neatly and quickly with this simple-to-use stencil. These corrections then become a p...
In stock online
Online Stock:
3 available
Available in stores
  • London Store - 3 in stock
  • Bristol Store - Out of stock
  • Warehouse - Out of stock

Order before 5pm to collect from your chosen store after 1pm the next working day.

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£7.99
£7.99

Weems & Plath 12" Parallel Ruler Brushed Aluminium Arms (140)

Accessories & Instruments
This sturdy 12-inch (30.48cm) parallel ruler with brushed aluminum arms is enscribed with a protractor scale. It is used to plot direction on a nautical chart from any convenient meridian or compass rose. The two straight-edged rulers are connected to maintain the same angle. By walking the rules across the chart and securely holding down the non-moving ruler, you can effectively plot a course.
In stock online
Online Stock:
2 available
Available in stores
  • London Store - 2 in stock
  • Bristol Store - Out of stock
  • Warehouse - Out of stock

Order before 5pm to collect from your chosen store after 1pm the next working day.

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£14.99
£14.99

Weems & Plath Protractor Triangle With Handle (101)

Accessories & Instruments
Often used in a combination of two, our Protractor Triangle with Handle provides a straightforward method of plotting and performing chart work. Each triangle is inscribed with contrast enhancing colors (red & black), plus a handle that holds a pencil, making it convenient and easy to use. The protractor scale on the triangle can aid in drawing a bearing line on a chart, and the 90° angle is helpful when de...
In stock online
Online Stock:
2 available
Available in stores
  • London Store - 2 in stock
  • Bristol Store - Out of stock
  • Warehouse - Out of stock

Order before 5pm to collect from your chosen store after 1pm the next working day.

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£11.99
£11.99

Weems & Plath Nautical Slide Rule (105)

Accessories & Instruments
The Nautical Slide Rule offers a foolproof, immediate solution to all common speed/time/distance problems and is convertible to statute or nautical miles. It also allows the user to compute distance in yards if the speed is factored in knots. The Nautical Slide Rule is sometimes referred to as a Time Speed Distance Calculator.
In stock online
Online Stock:
2 available
Available in stores
  • London Store - 2 in stock
  • Bristol Store - Out of stock
  • Warehouse - Out of stock

Order before 5pm to collect from your chosen store after 1pm the next working day.

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£14.99
£14.99

Weems & Plath 7" Single Handed Divider (170)

Accessories & Instruments
One Hand Dividers are used to measure the distance between two points on a chart using one hand. To measure a distance on a chart within the span of your dividers, place one divider pin on each point, then move the dividers, maintaining the spread, to the graphic distance scale on your chart or the latitude scale at the side margin.
In stock online
Online Stock:
2 available
Available in stores
  • London Store - 2 in stock
  • Bristol Store - Out of stock
  • Warehouse - Out of stock

Order before 5pm to collect from your chosen store after 1pm the next working day.

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£19.99
£19.99

Weems & Plath Paralock Plotter (90)

Accessories & Instruments
This compact GPS parallel rule is well-suited for use on small chart tables. The primary purpose of the ParaLock Plotter is to enable the transfer of GPS positions rapidly, easily, and accurately to and from any paper chart. This unique plotter features three unique design concepts: 1) The black locking knob is friction adjustable for fast lat/long transfers. It enables the two rulers to be fixed in any giv...
In stock online
Online Stock:
2 available
Available in stores
  • London Store - 2 in stock
  • Bristol Store - Out of stock
  • Warehouse - Out of stock

Order before 5pm to collect from your chosen store after 1pm the next working day.

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£18.99
£18.99

Weems & Plath Original Bi-Rola Ruler (155)

Accessories & Instruments
The Bi-rola Rule is a rugged plotter that is used by professional navigators because it is quick and easy to use. The patented vertical and horizontal rolling motion simplifies course and plotting calculations.
In stock online
Online Stock:
1 available
Available in stores
  • London Store - 1 in stock
  • Bristol Store - Out of stock
  • Warehouse - Out of stock

Order before 5pm to collect from your chosen store after 1pm the next working day.

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£65.99
£65.99

Weems & Plath Parallel Plotter (120)

Accessories & Instruments
The Weems Parallel Plotter is our most popular rolling plotter. It is mounted on an aluminum roller assembly that allows you to plot courses and parallel lines with simple direct transfer and doesn’t require the space that traditional parallel rules or triangles need. The roller keeps the plotter parallel as you slide it across the chart. It includes distance scales at 1:20,000, 1:40,000 and 1:80,000 to fit...
In stock online
Online Stock:
1 available
Available in stores
  • London Store - 1 in stock
  • Bristol Store - Out of stock
  • Warehouse - Out of stock

Order before 5pm to collect from your chosen store after 1pm the next working day.

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£18.50
£18.50

The Cruising Log

Spiral bound
by Weems & Plath
The Cruising Log book provides ample space for recording information about your nautical excursions. It also contains a guest registry and quick reference pages that provide information on such topics as: rules of the road, radio procedures, distress signals and weather references.
In stock online
Online Stock:
1 available
Available in stores
  • London Store - 1 in stock
  • Bristol Store - Out of stock
  • Warehouse - Out of stock

Order before 5pm to collect from your chosen store after 1pm the next working day.

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£20.50
£20.50

The Sportfishing Log

Spiral bound
by Weems & Plath
The Sport fishing Log book is designed for recording pertinent information about every fishing excursion. Pages include: anglers trip logs for recording sea conditions, Loran coordinates, water temperature, hot spots and catch records. Additional pages are provided for recording vessel specifications and common courses, as well as quick reference pages on topics such as: flag use, radio procedures, rules of...
In stock online
Online Stock:
1 available
Available in stores
  • London Store - 1 in stock
  • Bristol Store - Out of stock
  • Warehouse - Out of stock

Order before 5pm to collect from your chosen store after 1pm the next working day.

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£20.50
£20.50

The Ship's Log

Spiral bound
by Weems & Plath
The Ship Log book includes a diary type format consisting of lined pages for recording ship data and activities. It also contains a guest register, vessel specifications and serial number list pages, as well as quick reference pages on topics including: rules of the road, weather references, radio procedures and more.
In stock online
Online Stock:
1 available
Available in stores
  • London Store - 1 in stock
  • Bristol Store - Out of stock
  • Warehouse - Out of stock

Order before 5pm to collect from your chosen store after 1pm the next working day.

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£20.50
£20.50

Weems & Plath Road Rule - IALA Buoyage (292)

Accessories & Instruments
ROADrule IALA identifies the International Association of Lighthouse Authorities Maritime Buoyage System for Regions A and B, including all types of fixed and floating marks. This simple to use navigation aid shows the actual view of maritime buoyage systems with corresponding chart symbols. It takes a large amount of complex information and makes it easy to understand and quick to refer to with a design th...
In stock online
Online Stock:
1 available
Available in stores
  • London Store - 1 in stock
  • Bristol Store - Out of stock
  • Warehouse - Out of stock

Order before 5pm to collect from your chosen store after 1pm the next working day.

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£21.50
£21.50

Weems & Plath Basic Navigation Kit (317)

Accessories & Instruments
The Basic Navigation Set provides the essential navigation instruments required for basic navigation, such as finding position, range, and bearing to a destination. The set, packaged in a clear, reusable plastic case, includes four tools; the Weems Protractor (255) (an updated version of Breton and Portland plotters), a parallel rule (145) for finding bearing and direction, a 6-inch divider (262) for measur...
Out of stock online
Not available in stores
£25.99
£25.99

The Guest Log

Spiral bound
by Weems & Plath
The Guest Log contains plenty of room for recording your visitors aboard, as well as information about your cruises. Reference pages are also included, covering such topics as: Equipment checklist, rules of the road, and more. Pages are also provided for recording important information about your vessel.
Out of stock online
Not available in stores
£20.50
£20.50

The Maintenance Log

Spiral bound
by Weems & Plath
The Maintenance Log includes ample space to list vessel specifications, spare part numbers, repairs and maintenance, as well as space for reference drawings. This boat maintenance log also includes quick reference pages on safety, weather, BIA certification requirements and more.
Out of stock online
Not available in stores
£20.50
£20.50

Weems & Plath Light Rule - Colregs (190)

Accessories & Instruments
If you have ever been on the water at night and wondered if the marine navigation lights you see are from an approaching or fleeing vessel, or if the vessel is a fishing trawler or super tanker, then LIGHTrule is for you. This simple-to-use vessel identification tool is inexpensive security for night travel and should be an essential part of the equipment found on any boat. LIGHTrule is also an excellent ai...
Out of stock online
Not available in stores
£21.50
£21.50
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