Making your own sound proof generator enclosure could be a fun and gratifying endeavor. Most substances can be found easily at the neighborhood hardware store or online. Here's an excellent collection of substances which may be used plus some facts about these...

condenser enclosures Used on the outside of a Fantastic soundproof shed
Is hard and durable
Could be layered
Could be painted to get a more decorative look
When applied, gaps need to be caulked or metal tape utilized for efficacy
Medium Density Fiberboard (MDF)

Useful for the partitions of this enclosure
Preferred over plywood because it moves less sound
Some are moisture resistant
Some Kinds are fire retardant
Adaptive and could be shaped or curved
Cheap
Heavier-than plywood
Emits potential carcinogens when trimming
Closed Cell Foam Matting

Ideal for inner insulation
A powerful soundproof barrier by blocking and absorbing sound
Waterresistant unlike any open cell foam
Regarded as mold resistant
Usually Fire-retardant
Lightweight
More durable and more durable than open cell foam
More compact and prices more than cells
Some pricey models really are a"peel and stick" layout
Fiber Glass Insulation

Inexpensive, compared to closed cell mats

Moisture resistant
Non-combustible, Non Flammable
Can not easily deteriorate
Effortlessly controls sound and temperature
Has to be tightly packed for the maximum optimum sound barrier
Skin Tags
Acoustical Foam or Tile

Fire resistant
Efficiently absorbs sound
Some consume water
Soundproof Paint

Blocks moisture
Reduces noise and vibrations
Non Toxic
Requires many coats to Work
Flame retardant
Maybe hard to find
Generator noise might be a significant problem, especially in silent areas or even sidewalks. These soundproofing materials would definitely be a great asset in reducing noise pollution.