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𝐇𝐨𝐰 𝐭𝐨 𝐏𝐫𝐨𝐩𝐞𝐫𝐥𝐲 𝐒𝐢𝐳𝐞 𝐁𝐨𝐱 𝐏𝐥𝐞𝐧𝐮𝐦𝐬 - YouTube
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New install contract. Says new return plenum, but they reused old return plenum. Supply plenum is new. Would I be able to dispute this or is this expected? : r/hvacadvice
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