The budget for renovating the house includes the replacement of aluminum alloy doors and windows, gy

Are you talking about 40,000 or 4,000? The area of doors and windows is not given, dim, even if the door is 2200 * 800, even if the window is 1500 * 1500, the area is even if it is yuan M2 = yuan, plastic steel can also be, about 180 yuan per square meter, aluminum alloy also depends on the brand and aluminum profile thickness, I just give you a reference price, wood keel gypsum board flat top is about 15 yuan per square meter, wood keel is about 18 yuan, gypsum board is generally about 9 pieces, accessories are about yuan, all add up to about yuan per square meter, floor tiles 600* 600 general brand about 38 yuan 90 yuan, too high-end will not be considered, recommended Yilibao and new Zhongyuan is still good, the price to buy about 60 yuan on it, labor costs 14 16 yuan, cement sand per square meter about 9 yuan, brick about 85 yuan per square meter, wall paint porcelain powder about yuan per square meter, conventional consideration of 6 yuan per square meter of quality on it, paint recommended Laiwei, Nippon Paint and Dulux copycat version too much, some paint purchase can be sent spraying, the price is about yuan per square meter, It is not recommended to buy what 3-in-1, five-in-one, what does it mean, good is good, the price is very old, you will work hard, set the price yourself, next time please count the area, others are good to calculate, the area of wall paint is about twice the ground area, your paint area including the top is about 270 square meters!

Hope it helps!

4,000 yuan is not enough for the project in your topic, but it is almost enough to change windows and doors.