Overview

The MAL 450 is a unique, lightweight, compact product: the main tank holds the waste while a smaller tank within the large tank contains fresh water. This bolt-in module holds 300 gallons of waste with 150 gallons of fresh water. The module has a conveniently placed vacuum system with a 25’ service hose, and a diaphragm toilet wash-down system. Mounts in pickups with a minimum 4000 lb. payload capacity.

The tank is also available in mild or stainless steel.

Add additional options and upgrade the module for your specific needs.

Features

• 3” waste outlet valve, rear service
• 2” fresh outlet valve, rear service
• Waste & Fresh sight glasses
• Vacuum gauge mounted on vacuum system mounting platform

Vacuum System Features:

• Service hose 25' (other lengths are optional)
• Pump oiling system
• Primary overflow valve (in-tank design)
• Secondary check valve (in-line design)
• Exhaust muffler

Standard Vacuum System

The standard vacuum system consists of an engine belt driven vacuum system using a Conde 6SS vacuum pump belt driven by a Honda 5.5 HP gas engine.

Optional vacuum systems

Conde 6 SDS 4-way valve pump direct driven by Honda 9 HP gas engine
Masport HXL3V 4-way valve pump direct driven by Honda 9 HP gas engine

Wash down system

Flojet or whale diaphragm 45 PSI, 4 GPM pump with 25’ garden hose and sprayer. Powered by vacuum system battery.

Options

• Pressure wash systems
• Longer vacuum hose lengths
• Dump hose in 5’ or 10’ lengths

Specifications

Dimensions

Length (module)	Waste/Fresh Split	Width (excluding front and rear mount)	Weight
94”	300/150	48”	1025 lbs.

Download / Media

• Truck Tips: Slide Tank Operators Manual (pdf)
• View Truck Slideshow: View Truck Slideshow