HVAC design tools include such popular items as the Trane
Ductulator™, psychrometric charts, and load estimating forms.
Learn more about the order process here.
- Ductulator - Hand held rotating calculator used for sizing
supply and return duct systems using the equal friction design
method. Includes scales for friction loss per unit length, air
volume, air velocity, round duct diameter, and rectangular duct
diameters. One side uses English units, the other side uses Metric
units. Includes a protective sleeve with ASHRAE recommended design
air velocities for system components/applications.
$12.00
- Psychrometric Chart - std. altitude, 8.5"
x 11" pad of 25. $7.50
- Psychrometric Chart -
std. altitude, 11" x 17" pad of 25. $10.00
- Psychrometric Chart - std. altitude, 11" x 17"
laminated chart. $15.00
- Psychrometric Chart - high
altitude (24 in. Hg), 8.5" x 11" pad of 25.
$7.50
- Psychrometric Chart - std. altitude, 8.5" x
11" pad of 25, SI units. $10.00
- Psychrometric
Chart - std. altitude, 11" x 17" pad of 25, SI units.
$10.00
- Psychrometric Chart - std. altitude, 11" x
17" laminated chart, SI units. $15.00
- Equilibrium Chart for Lithium Bromide Solutions - 11" x
17" laminated chart. $15.00