10 Steps to Improve the Sound of Your Home Theater
Absorption panels with diffuser - Perfect Acoustic - Two in one
Article: Setting the Soundstage| How to treat your home theater like a real theater | Acoustics First Acoustical Panels & Soundproofing Materials to Control Sound and Eliminate Noise™
Amazon.com: BXI Wood Sound Diffuser - 24 X 24 X 2.8 Inches Thick Acoustic Diffusion Panels Add Listening Room Musical Liveliness, Quadratic Residue Diffusor for Wall and Ceiling Acoustical Treatment (2D) : Musical Instruments
Sound Diffuser Vs. Absorber - What's the Difference?
Acoustic Diffusion Products - Sound Diffusers - GIK Acoustics
Studio Spectrum Acoustic Absorber - Bluetone Acoustics
Impression (2") Acoustic Panel Diffusor / Absorber - GIK Acoustics