Back draft shutters – SIGMA https://sigmagroupsa.com Mon, 16 May 2022 06:47:07 +0000 en-US hourly 1 https://wordpress.org/?v=6.6.2 https://sigmagroupsa.com/wp-content/uploads/2022/05/cropped-Sigma-Icon-32x32.png Back draft shutters – SIGMA https://sigmagroupsa.com 32 32 Back draft shutters CAR https://sigmagroupsa.com/product/back-draft-shutters-car/ https://sigmagroupsa.com/product/back-draft-shutters-car/#respond Mon, 16 May 2022 06:45:52 +0000 https://sigmagroupsa.com/?post_type=product&p=4604

CAR

Back draft shutters to be installed within circular ducting to prevent back draft of air when the fans are switched off.
]]> https://sigmagroupsa.com/product/back-draft-shutters-car/feed/ 0 Back draft shutters CM-130 https://sigmagroupsa.com/product/back-draft-shutters-cm-130/ https://sigmagroupsa.com/product/back-draft-shutters-cm-130/#respond Mon, 16 May 2022 06:45:52 +0000 https://sigmagroupsa.com/?post_type=product&p=4605

CM

Small diameter plastic back draft shutter to be installed within a circular duct to prevent back draft of air when the fans are switched off.
]]> https://sigmagroupsa.com/product/back-draft-shutters-cm-130/feed/ 0 Louvre back draft shutters CLAR https://sigmagroupsa.com/product/louvre-back-draft-shutters-clar/ https://sigmagroupsa.com/product/louvre-back-draft-shutters-clar/#respond Mon, 16 May 2022 06:45:52 +0000 https://sigmagroupsa.com/?post_type=product&p=4606

CLAR

Back draft shutter to be installed within circular ducting to prevent back draft of air when the fans are switched off.
It could only be placed in position horizontal airflow.
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