https://shop.stormflame.com/rebated-automatic-acoustic-rated-door-bottom-drop-seal-rw-37db---330mm---1130mm-140-c.asp
Rebated Automatic Acoustic Rated Door Bottom Drop Seal Rw 37dB | Stormflame
Drop Seals | Acoustic Rated Door Bottom Seal | Sound reduction Rw 37dB* | Rebate fit | Seal lengths from 330mm to 1230mm.
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https://fieldcomponents.com/716-male-to-female-1ghz-attenuator-37db-500watt-nickel-plated.html
7/16 Male to Female 1GHz Attenuator 37dB 500watt Nickel Plated
716 Male to Female Attenuator 37 DB
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https://www.decibeldefense.com/
Decibel Defense Safety Ear Muffs - 37db NRR Passive Headphones
Block noise like never before with Decibel Defense earmuffs - featuring a top-rated NRR of 37 dB for unbeatable hearing protection. Ultra-comfortable,...
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https://www.wavesafe.com/en/emf-protection-suit-overall-men-with-hood-cotton-polyester-and-stainless-steel-37db-at-3-5ghz.html
EMF Protection suit (overall) Men with hood - cotton, polyester and stainless steel 37dB at 3.5GHz...
Fully protected from head to toe. Protection suit made of cotton, polyester and stainless steel. Collar and front sleeve are lined with organic cotton. This...