4-8" Gecko Gauge Siding Gauges - PacTool SA903
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PacTool Gecko Gauge SA903 Fiber Cement Siding Gauge
The PacTool Gecko Gauge SA903 is a pair of siding gauges that clip onto the board below and support the next course of fiber-cement lap siding for one-person installation, with a patented friction-cam mechanism that holds full 12 ft. boards without slipping. It adjusts in 1/4 in. increments and won't scratch or mar a pre-painted surface.
Features and Common Uses
- Sold as a pair, working together to support a course of siding for one-person installation
- Adjustable in 1/4 in. increments across a 4 in. to 8 in. exposure range
- Patented friction-cam mechanism supports full 12 ft. fiber-cement boards without slipping
- Heavy-gauge plastic construction won't scratch or mar pre-painted siding
Commonly used for:
- Installing fiber-cement lap siding, including James Hardie HZ5 series, without a second installer
- Setting a consistent exposure course after course
- Re-siding and new-build fiber-cement installations
Specifications
| Brand | PacTool |
|---|---|
| Model | SA903 (Gecko Gauge) |
| Material | Heavy-gauge plastic |
| Adjustment Range | 4 in. to 8 in., in 1/4 in. increments |
| Compatible Siding | 5/16 in. fiber-cement lap siding |
| Pack Quantity | Pair (2 gauges) |
| Weight | 1.2 lb per pair |
Adjustment range, siding compatibility and weight are as published on PacTool's own product page for the SA903 Gecko Gauge. Source: PacTool Gecko Gauge Model SA903 (pactool.us).
Frequently Asked Questions
Does one gauge work alone?
No. The Gecko Gauge is sold and used as a pair - one at each end of the board - to support a full course for one-person installation.
What exposure range does it actually adjust to?
4 in. to 8 in. in 1/4 in. increments, per PacTool's own spec sheet, even though this listing's title says 5-8 in.
Will it mark or scratch pre-painted siding?
No, the heavy-gauge plastic body is designed not to scratch or mar a pre-finished surface.