Metal Roofing Valley Detail

With a clean valley you can lay down some peel and stick roofing membrane.

Metal roofing valley detail.

When installing metal valley flashing there are a few things to keep in mind from cutting metal roofing to sealing the flashing. Eave detail w gutter 2. How to cut metal roofing to fit valleys. Metal valley trim also known as metal valley flashing is beneficial because it drains water away from the structure of your metal building which helps prevent moisture damage.

Fold the top over the roof ridge and cut the bottom along the drip edge metal. Valleys are a very important part of a well designed roofing system. Refer to the rain carrying table in this booklet for the maximum allowable panel length per slope that will provide adequate drainage. Eave w fascia detail.

That flashing is left exposed so the roof has visible lines of metal running down the valley. For longer slopes and lower roof pitches contact fabral for other suitable profiles. The metal roofing panels shown in this manual require a mini mum slope of 2 per foot to ensure proper drainage. Details roofing siding exterior trim wrb flashing.

This valley flashing material can be manufactured from any metal that will resist the effects of weather acid rain and other contaminants. Refer to the rain carrying table in this booklet for the maximum allowable panel length per slope that will provide adequate drainage. Metal roofing specifications cad pdf drawings testing bim. These items can be fabricated in many different profiles.

Also for exposed fastener panels wall panels tiles soffit fascia copping. Eave detail w gutter 1. Drip edge metal valley flashing dormer chimney and kickout flashing are types of roof flashing that shed water away from the connections between roofs walls chimneys and other building assemblies. First clean the debris out of the valley including sawdust nails and whatever else is in there.

Fabricated with hems but can also be fabricated without them in which case they could still be used for metal roofing or any other type of roofing. Valley detail one piece vented ridge detail. Cad details document name pdf dwg download all cad construction details 37 1 mb 3 4 mb mc01 identification of roof areas 694 kb 167 kb mc01a single layer underlayment 678 kb 302 kb mc01b double layer underlayment 711 kb 322 kb mc02 vent pipe flashing 626 kb 349 kb mc03 valley. Adds detail and helps to direct water.

Roof pitch the metal roofing panels shown in this manual require a min imum slope of 2 ʺ per foot to ensure proper drainage. For longer slopes and lower roof pitches contact fabral for other suitable profiles. An open valley relies on metal flashing for protection.