THE SAIL WAREHOUSE - Luff Calculator
Enter measured Pin to Pin Headstay length
Enter Feet in one box and Inches in the other. Max Luff will equal the longest sail that will fit after furler is installed.
 Enter Feet Below: Enter Inches Below:
FURLER TYPE
FURLER DEDUCTION
MAX LUFF EQUALS
(Values are automatically converted to decimal)

HARKEN UNIT #00 20"
HARKEN MK IV Unit #0 20"
HARKEN MK IV Unit #1 25"
HARKEN MK IV Unit #2 29"
HARKEN MK IV Unit #3 36"
HARKEN Cruising Unit #1 24"
HARKEN Cruising Unit #2 30"
Profurl C290W long Links 24"
Profurl R25 long Links 32"
Profurl 290 & 320 w/ long Links 33"
Profurl 350 & 420 w/ long Links 34"
PROFURL NC32 & LC 32 w/long links 33"
PROFURL NC 42 & LC42 w/long links 42"
CDI FF2 13.5"
CDI FF3 16"
CDI FF 4 & 6 22"
CDI FF 7 23"
CDI FF 9 27"
% Overlap Calculator
To Calculate L/P Enter J Below
J=
Overlap L/P
75%
80%
90%
110%
120%
125%
130%
135%
140%
145%
150%
155%
165%
180%
Enter your J dimension in the box above, (J is the horizontal distance from bow to mast).
The "L/P" value will then equal how far back the sail must come in Feet. (Values are expressed in decimal)

This page is the exclusive property of The Sail Warehouse and Active Media Group™.
The code on this page may not be used by any third party without written permission of Active Media Group and The Sail Warehouse.

The Sail Warehouse 102 Aviation Ln. Suite C Monterey Ca 93940