What are Roofing Bolts and Nuts?


Roofing bolts and nuts are multi-use fasteners popular in roofing but fantastic for all kinds of jobs. Unlike standard hex bolts, their smooth, rounded design prevents sharp edges.


Also known as


Spout bolts, mushroom head bolts, gutter bolts and cross-head bolts.


Why use Roofing Bolts and Nuts?


Roofing bolts and nuts are affordable, easy to use, and great for fixing materials together.


You can use them for:



  • Roofing and guttering – Secure flat roofs, garage roofs, and gutters

  • General building and fencing – Essential for construction and landscaping

  • Electrical and cable management – Ideal for fixing cable trays

  • Racking and shelving – Perfect for safe warehouse storage

  • Landscaping and outdoor structures – Great for timber work and fence posts


Roofing Bolts and Nuts: How they work


Designed to hold thin sheet metal and wood together, they’re easy to install: drill a hole, insert the bolt, and tighten with the square nut.


Features and specifications



  • Sizes: 21 lengths from 8mm to 240mm, M5 to M10 diameter.

  • Material: Zinc-plated steel for corrosion resistance.

  • Includes: Each bolt comes with a square nut.



Need Roofing Bolts and Nuts?


Fastco stocks market-leading Unifix roofing nuts and bolts with free delivery on orders over £30.* Shop now on our website, email us at sales@fastco.co.uk, or call 01270 252326 to order.


*Restrictions apply; please see our delivery page for details.