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CM 4000 Attic Insulation Machine

CM 4000 Attic Insulation Machine

The industries ultimate in fiber blowing technology and production the CM 4000 / CM 4000 Gas / CM 4000 Diesel.

Get the most of production and versatility, with our CM 4000 all fiber (airlock) machine, featuring an oversized 20″ long by 14″ diameter airlock. This large capacity machine (110 c.u.ft/24 bags), along with high production capabilities (5200 lbs/hr cellulose) and dual hopper/independent control system, provides one of the Industry’s most versatile Truck Mount machines for the professional contractor. This machine is designed for large production open attic blowing tasks (animal confinement buildings), along with wall spray applications requiring independent control of dry and recycle fiber. This high performance machine offers the ultimate in simplicity, low maintenance, and rugged design for increasing the contractor’s profitability.

Mechanical Specifications

  • Large 110 cu./ft. hopper.
  • Dual, stainless slide-gate control provides separate control of recycle and dry fiber.
  • Modular design with access panels for quick troubleshooting and maintenance.
  • Slow speed positive feed auger extends component life, while increasing safety.
  • Large 20″ X 14″ quick release airlock is a durable, easily serviced component.
  • High speed stainless shredder maximizes fiber conditioning and production.
  • High torque (3650 in./lb.) motor/reducer drive provides surplus power
  • #50 chain and hardened sprockets, are rugged, corrosion resistant, and positive driving.
  • Positive displacement blower (7.5 HP) w/ check valve, outside air supply, and reduced maintenance (Note: 10 HP motor recommended for higher production and more demanding applications)
  • 150 ft. remote cord w/cord hanger, offers convenient handling of remote device.

Electrical Specifications

Safety Features: main disconnect, kill switch, pre-alarm buzzer, and manual override, promoting increased operator safety and quick hazard response.

Manual thermal overload protection of all motors and electrical components.

Deluxe voltmeter w/LED lights “Smart Panel” for quick electrical diagnostics.

Auxiliary outlets that provides power for easy addition of accessories.


Weight 2,150 lbs.
Dimensions 100″ L x 32″ W x 86″ H
Hopper Capacity 110 cu/ft (24 bags)
Airlock 20″ long x 14″ diameter
4″ output for blowing hose
Blower Options 7.5 hp or 10 hp Positive displacement blower. (250 FM, 350 CFM @ 5psi)
Power Requirements Single input, 50 amps. 240 volt, single phase, or 40/20 amp. 240/480 volt three phase.
Generator Size 15,000 watt



CM 4000 Attic Insulation Machine