In the details of home decoration, there are always some inconspicuous materials silently playing a key role, and household felt is one of them. This flexible roll material, which is based on asphalt or modified materials and covered with mineral particles or polyethylene film on the surface, has become the preferred waterproof and moisture-proof material for areas such as roofs, balconies, and basements due to its unique physical properties. It is not as shiny as tiles or as warm as wood, but with a pragmatic attitude, it builds an invisible protective barrier for homes.
1、 Waterproof and moisture-proof: the "raincoat" and "shield" for home use
The core value of household oil felt lies in its excellent waterproof performance. The base material is processed through high-temperature melting and special techniques to form a dense and pore free waterproof layer, which can effectively block the infiltration of rainwater, snow water, and domestic water. Whether it's standing water on a flat roof or moisture on the bathroom floor, the oil felt can tightly adhere to the base like a layer of "skin", isolating moisture from the outside.
For example, during the rainy season in the south, basement walls are prone to mold and peeling due to moisture regain. However, after laying oil felt, its moisture-proof properties can significantly reduce indoor humidity and protect furniture and appliances from moisture erosion. In addition, the flexibility of the oil felt allows it to adapt to small deformations of the roof, avoiding cracking caused by thermal expansion and contraction or house settlement, and maintaining its waterproof effect for a long time.
2、 Weathering anti-aging: "Guardian" that can stand the test of time
The materials in the home environment need to face the test of the changing seasons, and the weather resistance of felt can be called its "longevity code". The mineral particles or polyethylene film covering the surface of high-quality oil felt can not only reflect ultraviolet rays and reduce material aging caused by direct sunlight, but also resist the erosion of extreme weather such as acid rain and hail.
Taking northern roofs as an example, low temperatures in winter may cause ordinary materials to become brittle, while oil felt can still maintain flexibility in the temperature range of -20 ℃ to 80 ℃, avoiding cracking due to freeze-thaw cycles. Its anti-aging performance can even last more than 10 years, far exceeding many traditional waterproof materials, reducing the trouble and cost of frequent maintenance.
3、 Convenient construction: DIY friendly "home patches"
Compared to complex waterproofing projects, the construction threshold of oil felt is extremely low, making it a "household repair artifact". Its coil shape is easy to cut, whether it is roof cracks, balcony corners, or pipe edges, it can be quickly bonded through hot melt or cold bonding processes. Even non professionals only need simple training to operate, greatly saving labor costs.
For example, if a local leakage is found on the roof, simply clean the base surface and cut a suitable size of felt. Use a spray gun to heat and melt the backing adhesive, and it can be tightly adhered to the leakage point, achieving "ready to use". This flexibility makes it an ideal choice for emergency repairs or small-scale renovations.
4、 Environmental Upgrade: From 'Black Pollution' to Green Materials
Traditional felt was once criticized as an "environmental killer" due to its asphalt content, but modern household felt has achieved environmental transformation through technological innovation. The application of new materials such as modified asphalt and polymer not only reduces volatile organic compound (VOC) emissions, but also improves the recycling rate of materials.
Some high-end products even use biodegradable substrates or add additional functions such as flame retardants and antibacterial agents to meet the dual needs of modern families for health and safety. For example, the surface of oil felt with self-cleaning function can reduce dust adhesion and lower cleaning frequency; Flame retardant felt can delay the spread of fire and buy valuable time for fire safety.
5、 Economic choice: Small investment brings great peace of mind
In the decoration budget, waterproofing works are often overlooked, but once there is a leak, the subsequent maintenance cost may be several times higher. Home oil felt has become a highly cost-effective choice due to its low price (about 20-50 yuan per square meter) and long-lasting protective effect.
Taking a 100 square meter roof waterproofing as an example, the total cost of using felt may only be one-third of high-end waterproof coatings, but it can provide more lasting protection. For families or rental groups with limited budgets, the flexibility and economy of felt are even more valuable.
Conclusion: Extraordinary in the Ordinary
Home oil felt may never become the focus of home design, but it protects the dryness and tranquility of every household in a "gentle and silent" way. From rooftops to basements, from urban apartments to rural courtyards, this silent commitment is the best interpretation of 'practical aesthetics'. Choosing felt is not only about choosing a material, but also about choosing a long-term investment in quality of life.