
Mauldin Asphalt Distributor
Precision Spray
Truck-mounted asphalt distributor system with 1000 to 3500 gallon tanks, 400 GPM heated asphalt pump, automatic heated clean-out, and telescoping spray bar.
Overview
Built for the way Texas crews work
Mauldin Precision Spray is a high-output asphalt distributor package for contractors and public works departments that need accurate, high-volume tack, seal, and emulsion application.
The system combines 1000 to 3500 gallon tank options, a 400 GPM heated asphalt pump, heated solvent tank, dual thermostat-controlled diesel burners, automatic heated clean-out, and an 8 ft to 16 ft telescoping spray bar with optional extensions to 24 ft.

1000, 2000, and 3500 gallon tank capacities.
400 GPM heated asphalt pump.
Automatic heated clean-out system.
Dual thermostat-controlled diesel burners.
8 ft to 16 ft telescoping spray bar with optional extensions to 24 ft.
Internal poppet spray valves for maximum leak protection.

Key Specs
- Tank capacities
- 1000 / 2000 / 3500 gal
- Asphalt pump
- 400 GPM heated
- Spray bar
- 8 ft to 16 ft telescopic
- Extensions
- Optional 1 ft, 2 ft, and 4 ft to 24 ft
- Solvent tank
- 25 gal heated
- Insulation
- 2 in mineral wool
Field Details
See the machine at work
Close-up photos and jobsite views show how the machine is built, configured, serviced, and used beyond the spec sheet.

High-output pump
The 400 GPM heated asphalt pump is built for serious distributor work and large-volume application.

Truck-mounted distributor
Roll-on/roll-off or slip-in configurations let buyers match the package to their fleet strategy.

Automatic clean-out
The heated clean-out system flushes the pump, strainer box, valves, pumping circuit, and spray bay.
Technical Specifications
Precision Spray Spec Details
Specifications below are pulled from manufacturer materials and Closner product research. Final build details can change by chassis, configuration, and option package.
Tank and pump
- Shell material
- 10 gauge oval
- Heads
- 7 gauge dished and flanged
- Manhole diameter
- 20 in
- Insulation
- 2 in mineral wool
- Capacities
- 1000 / 2000 / 3500 gal
- Pump flow
- 400 GPM
- Pump heat
- Fully heat jacketed from chassis coolant
Spray bar and clean-out
- Spray bar type
- Telescopic
- Spray bar length
- 8 ft to 16 ft
- Optional extensions
- 1 ft, 2 ft, and 4 ft vertically folding
- Spray valves
- Air-operated internal poppet, no-leak design
- Valve control
- Electric/hydraulic with 4 in section control
- Clean-out
- Fully automatic push-button system
- Solvent tank
- 25 gal heated
Features
Precision Spray advantages

Telescoping spray bar
The 8 ft to 16 ft spray bar can be extended to 24 ft with optional vertically folding extensions.

Heated clean-out
Push-button automatic clean-out helps reduce plugged valves and cleanup time after distributor work.

Multiple tank sizes
Tank capacities from 1000 to 3500 gal let Closner match a distributor package to the work volume.
Gallery
Precision Spray Photos
Factory model photos and system views for a closer look at the machine.
FAQ
Common Precision Spray Questions
What tank sizes are available on Precision Spray?
The official page lists 1000, 2000, and 3500 gallon tank capacities.
How wide is the Precision Spray spray bar?
Mauldin lists an 8 ft to 16 ft telescoping spray bar with optional extensions to 24 ft.
What is the pump capacity?
Precision Spray is listed with a 400 GPM heated asphalt pump.
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