Not by itself. Compare the wall that each kilo covers, not the weight of the bag.
SIG-MR comes in 25 kg, 20 kg and 15 kg bags, and each kilo covers 1.08 sq ft at 13 mm. PlastoPlus comes in a 20 kg bag, and each kilo covers 1 sq ft.
Is a 25 kg bag better value than a 20 kg bag?
Updated 6 October 2026 · Sai India Gypsum, Panvel
Straight answers
More questions.
- Why should I buy your gypsum plaster?
- I get gypsum powder much cheaper than yours. Why should I pay more?
- Why should I care about whiteness, when I will paint over the plaster?
- Why should I care about coverage, when the cost of the bag is what matters?
- I am happy with my present supplier. Why should I choose you?
- Every maker says that its product is the best. Are you the same?
- Is all gypsum powder the same?
- How can I check the coverage of a gypsum plaster myself?
- Can I try a small quantity first?
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