Step 3 — View a solid hose extension or pipe leading to the opening where a fan will be attached at a later stage. A 4 to 6-ich perforated pipe (available at any home improvement store) is suitable for aeration header. (Barry Byers)
Step 3 — View a solid hose extension or pipe leading to the opening where a fan will be attached at a later stage. A 4 to 6-ich perforated pipe (available at any home improvement store) is suitable for aeration header. (Barry Byers)