Capillary Action And Vinyl Siding

Wood trim and wood siding should be coated on all surfaces to repel water.

Capillary action and vinyl siding.

Minimum protection from precipitation ingress has resulted in an unintended consequence of some vinyl siding profiles not meeting the specific detailed requirements of the code. Capillary action is also an important issue above grade. Wind pressure and capillary action can drive rainwater through the many cracks joints and small gaps in a building s exterior and with typical residential siding systems it is nearly impossible to seal all those holes. Most exterior wall cladding systems leak.

Vinyl siding and the capillary break rain screen requirement 2006 bc building code part 9 the wording of section 9 27 2 2. It is an exterior grade siding that was once popular for siding homes on a budget but because of its. Even two nonporous materials if placed closely enough together will provide a channel for capillary action to occur. Even without wind some water will seep through tiny gaps to the back of siding through capillary action the way water is siphoned up a stalk of celery.

Save big with vinyl siding. The back of these clapboards show significant water staining from leakage at nail holes and from splashback and snow. Set your store to see local availability compare. It can have the look of wood siding without the ongoing work and expense.

All siding materials allow some water to penetrate. Vinyl siding is designed to withstand weather and resist moisture damage. How to hang sheet siding. Think of this as a capillary break for the materials themselves cladding and trim that are outboard of the capillary break for the wall itself typically the drainage plane or the drainage plane coupled with the drainage space.

Strand panel siding model 27874 view the lp smartside trim siding 32 98 32 98. Standard vinyl siding is essentially its own rainscreen because the back is open which minimizes capillary action and the panels fit together loosely enough to allow for some airflow so a separate rainscreen is not necessary. Best seller lp smartside smartside 48 in. Best seller plytanium plywood siding panel t1 11.

If you want siding for your home that looks great and is durable but requires little maintenance look no further. The generic specifications in the 2006 bc. Vinyl siding 55 wood siding 21 compare. Rain water striking the side of the house will run down the siding to the edge.