How To Insulate Under Vinyl Siding

How to install rigid foam under siding.

How to insulate under vinyl siding.

Use the measuring tape again to work out the sizes of rigid foam insulation boards that you need to fill the wall with insulation. Measure the walls from top to bottom with a tape measure and buy either 4 by 8 foot or 4 by 9 foot sheets of rigid foam insulation to cover. Behind this skin is a layer of expanded polystyrene eps that is form fitted to the stepped siding profile of the vinyl. To secure the foam use two inch cap nails.

The insulation is glued in place for a permanent connection. Measure the area of all the walls on your home and then work out how much insulation you will need. Be sure to allow extra insulation just in case you waste any by cutting it wrongly. Fit the rigid foam insulation snugly and seal all seams with the specialized tape.

Norm installing a sealed layer of rigid foam insulation under your new vinyl siding is a fine idea because not only can you increase the energy efficiency of your home but the rigid sheets of insulation also provide a underlying flat surface for the new vinyl panels. Set panels on the wall starting at one end of the house align the edges with the corner and bottom of the. Complete wall protection with foam insulation is the perfect option for vinyl and fiber cement siding types. Seal small cracks and gaps in your siding under 1 4 inch wide using an acrylic latex caulk.

In fact this type of insulation is particularly made for each type of siding and for this reason is more expensive than other insulation types. The exterior insulation also helps keep the siding all vinyl siding leaks further away from the exterior sheathing. By installing insulation on the outside of the framing it causes the location of the dew point to move to the outside of the wall assembly. Step 2 marking sheets.

Apply sealant around windows doors and trim. Some people use roofing nails but if a strong gust of wind gets under the siding it may not hold. 3 ways to insulate siding and reduce home energy loss blown in insulation. Simply apply this inexpensive filler into the cracks to seal.

The nails have a plastic cap that keeps them from damaging the foam. When new siding is installed the old siding can be left in place or torn off before the new. This reduces the likelihood of condensation within the wall cavity.