What does code mean in lead?
Posted on 1st March 2019 19th October 2020 by Ashbrook Roofing Supplies. Lead codes determine the weight (and hence the thickness) of lead sheet. The number in the code simply equates to the weight in lbs, per square foot of lead.
What is code 6 lead?
Code 6 Lead is 2.65mm thick (a 18% increase over code 5 lead) and weighs 30.05kg/m2 (Thickness to BS EN12588 tolerances of +/- 5%) Whether the roof you are working on is sheltered or is exposed to more severe weather, code 6 lead can be used for every aspect of pitched roofing or flat roofing.
Which is thicker Code 3 or Code 4 lead?
Lead codes are actually very simple. Ranging from Code 3 to Code 8 they separate lead into different thickness and weight….What Are Lead Codes?
| Lead Code | Thickness (mm) | Weight (kg per square metre) |
|---|---|---|
| Code 3 | 1.32mm | 14.97kg |
| Code 4 | 1.80mm | 20.41kg |
| Code 5 | 2.24mm | 25.40kg |
| Code 6 | 2.65mm | 30.10kg |
What is the minimum upstand for lead flashing?
Underlay should have a minimum upstand of 100mm at the chimney abutments. In addition, timber support to the back gutter lead work is equally important. Adequate support will prevent the lead work becoming depressed and\or sagging and causing potential weather ingress issues.
What is a roof Soaker?
A soaker is a weatherproofing product that has been designed to sit between a tile and an object that protrudes from the roof. This object can be anything from a chimney stack to a ventilation pipe, and more.
What is Code 3 lead?
Code 3 lead is the thinnest gauge of lead used in commercial roofing and is suitable for light applications such as soakers at the abutment..
Is lead flashing pure lead?
Lead Roof Flashings, Adjustable Pitch Flashings Pure Lead Product’s roof flashings are made of 99% pure lead. Made from precise coiled sheet lead.
Can felt underlay be fixed with stainless steel nails?
Stainless steel nails can be used for installing cladding, fascia, securing tiles, slate and other roofing materials, and are particularly useful in industrial areas or coastal areas where chemicals and salt are present – where aluminium nails wouldn’t be suitable.
What size should a lead soaker be?
The length of the soaker should be the sum of the head lap plus the gauge, plus the 25mm turn down. For plain tiles this will be not less than 175mm for vertical tiling, and 190-200mm for pitched roofs, depending upon the head lap.