Installation guide and specifications for Acoustical Fulfillment wall diffusers (WD‑ST, WD‑LF, WD‑RF).
The guide provides product information, acoustic performance data and installation instructions for Acoustical Fulfillment wall diffusers. Three diffuser types are offered – Standard (WD‑ST), Low‑Frequency (WD‑LF) and Reflective (WD‑RF) – each with a textured white finish, custom colour or fabric‑wrapped option.
Installation steps cover reviewing the parts list (L‑Clips, Z‑Bars, Pop Rivets, Tek Screws), attaching top L‑Clips, mounting Z‑Bars, and securing the diffuser to the wall. Size‑specific hardware quantities for small and large panels are also included.
| WD‑ST Core material | 0.125 Thermoformed co‑polymer (recyclable) |
|---|---|
| WD‑LF Backing | 1‑1/2" fiberglass, 1‑1/2 pcf |
| WD‑RF Stiffener | Additional stiffener added |
| Small diffuser sizes | 1.5'x1.5', 2'x2', 2'x4', 3'x3', 4'x4' |
The installation kit includes L‑Clips, Z‑Bars, Pop Rivets and Tek Screws.
Align the top L‑Clips so the 3/4" leg is flush with the edge, then drill 1/8" holes and insert pop‑rivets to secure them.