How long does green mineral felt last?
Most are made from bitumen and a concoction of other minerals and are usually finished with a green or black colour. We recommend that you go for a bitumen composition as this lasts longer and, depending on price, you will see up to 15 years protection from the frequent harsh weather that Britain has to offer.
Is green mineral felt waterproof?
It is used to waterproof and protect a variety of common garden buildings, such as sheds, summerhouses, kennels and hutches.
What colour is green mineral felt?
grey-green
Standard Green Mineral shed felt traditionally is grey-green in colour, although other products, such as torch-on felts, are black.
What is the best heavy duty roofing felt?
Top 5 Best Felt For Sheds That Are Durable and Long Lasting
- Ashbrook Roofing Super Grade Polyester Reinforced Shed Felt.
- Rose Roofing Green Heavy Duty Shed Roofing Felt.
- Ashbrook Roofing 10m Super Grade Polyester Reinforced Shed Felt.
- Rose Roofing Green Heavy Duty Shed Roofing Felt.
Can you put roofing felt on top of roofing felt?
It’s best to tear down to the bare roof deck so you can also check for any decking damage. But you can also add another layer of felt on top of existing. This will add additional thickness to the roof, so be sure that fasteners (nails) are long enough to penetrate both layers.
What weight roofing felt should I use?
30-pound
Weight Matters The best weight for roofing felt is the 30-pound product, because it provides thicker and stronger footing for roofers that does not tear out, especially on steep roofs where footing is critical.
How many layers of felt do I need for a shed roof?
three layers
Using three layers of felt is required by building regulations for habitable areas of a home. For sheds and garages, only two layers may be needed. The dangers of applying these layers with the use of a hot flame makes torch-on felt roofing a job best left to the professionals.
What is green mineral roofing felt?
IKO green mineral shed roofing felt is an economical, fibre based roofing felt which is finished with a fine green, red or black slate. This mineral felt is used to waterproof and protect a variety of common garden buildings, such as sheds, summerhouses, kennels and hutches.
Is it OK to felt over existing felt?
Many people ask if you can felt over old felt. We would advise stripping the roof so that you can inspect and repair the roof timber before then laying down a new layer of roofing felt.
Can I put felt over felt?
If re:felting over existing felt then the total area in question should be primed first to allow the new felt to adhere to the old as this is the only way to be sure the two felts bond together.