The Indalex PROX18 Extension heavy duty ladder, with Level-Arc ladder leveler, is designed to be a robust ladder with minimal flex, for the highest applications. Part of the Pro Series range it is made from a high tensile aluminium alloy, with a 3 piece rung joint system to attach the D rung to the side rails, hence the best joining methods have been incorporated to sustain repeated use for years to come. An automatic latch and dual rope system allows full and smooth control when raising or lowering the upper section.
The Indalex PROX18 Extension heavy duty ladder, with Level-Arc ladder leveler, is designed to be a robust ladder with minimal flex, for the highest applications. Part of the Pro Series range it is made from a high tensile aluminium alloy, with a 3 piece rung joint system to attach the D rung to the side rails, hence the best joining methods have been incorporated to sustain repeated use for years to come. An automatic latch and dual rope system allows full and smooth control when raising or lowering the upper section.
in 16 offers
INDALEX 18ft Industrial Aluminium 180KG Pro Series Extension Ladder
The Indalex PROX18 Extension heavy duty ladder, with Level-Arc ladder leveler, is designed to be a robust ladder with minimal flex, for the highest applications. Part of the Pro Series range it is made from a high tensile aluminium alloy, with a 3 piece rung joint system to attach the D rung to the side rails, hence the best joining methods have been incorporated to sustain repeated use for years to come. An automatic latch and dual rope system allows full and smooth control when raising or lowering the upper section.
The Indalex PROX18 Extension heavy duty ladder, with Level-Arc ladder leveler, is designed to be a robust ladder with minimal flex, for the highest applications. Part of the Pro Series range it is made from a high tensile aluminium alloy, with a 3 piece rung joint system to attach the D rung to the side rails, hence the best joining methods have been incorporated to sustain repeated use for years to come. An automatic latch and dual rope system allows full and smooth control when raising or lowering the upper section.
The lowest price for INDALEX 18ft Industrial Aluminium 180KG Pro Series Extension Ladder right now is $519.75 at Aluminium Platform Specialists, compared across 11 retailers.
The all-time low was $256.41 on 2 Sept 2026 — today's price is 103% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 4 Nov 2026.
Last updated at 04/11/2026 06:38:39
INDALEX 3.2M-5.3M Industrial Aluminium 180KG Pro Series Extension Ladder - Level Arc
Delivery $100
Indalex Aluminium Extension Ladder Extended Length 180kg Rated PROX18
Delivery $99
Indalex Pro Series Extension Ladder 3.2-5.3m Aluminium 180kg Industrial PROX18
Delivery between Fri – Tue $66
INDALEX 3.2M-5.3M Industrial Aluminium 180KG Pro Series Extension Ladder - Level Arc
Free delivery between 5–13 Nov
Indalex Pro Series Aluminium Extension Ladder 3.2m - 5.3m with Level-Arc
Delivery between 10–17 Nov $85
INDALEX Level Arc 3.2-5.3m 180kg Pro Series Aluminium Extension Ladder
Indalex Aluminium Extension Ladder - 180kg Rated 5.3m
Free delivery
INDALEX 3.2m-5.3m Industrial Aluminium 180KG Pro Series Extension Ladder - Level Arc
Delivery $125
INDALEX Pro Series Aluminium Extension Ladder 18ft 3.2m-5.3m with Arc Leveler
Delivery between 9–18 Nov $60
INDALEX 180kg Pro 3.2m-5.3m Aluminium Extension Ladder with Level-Arc PROX18
Delivery between 11–16 Nov $101.65
| Load Capacity | 180 kg |
| Non-Slip Feet | Yes |
| Locking Mechanism | Fully automatic latching system ensures that upper section will not descend out of control |
| Safety Features | Fully automatic latching system ensures that upper section will not descend out of control |
| Highlighted Features | Fully automatic latching system ensures that upper section will not descend out of control |
INDALEX 3.2M-5.3M Industrial Aluminium 180KG Pro Series Extension Ladder - Level Arc
Delivery $100
Indalex Aluminium Extension Ladder Extended Length 180kg Rated PROX18
Delivery $99
Indalex Pro Series Extension Ladder 3.2-5.3m Aluminium 180kg Industrial PROX18
Delivery between Fri – Tue $66
INDALEX 3.2M-5.3M Industrial Aluminium 180KG Pro Series Extension Ladder - Level Arc
Free delivery between 5–13 Nov
Indalex Pro Series Aluminium Extension Ladder 3.2m - 5.3m with Level-Arc
Delivery between 10–17 Nov $85
| Load Capacity | 180 kg |
| Non-Slip Feet | Yes |
| Locking Mechanism | Fully automatic latching system ensures that upper section will not descend out of control |
| Safety Features | Fully automatic latching system ensures that upper section will not descend out of control |
| Highlighted Features | Fully automatic latching system ensures that upper section will not descend out of control |