STP LIMITED · AUTHORIZED DISTRIBUTOR · SPACE ARC ENGINEERING
STP No. 1
Traditional Bitumen-Based Waterproofing Compound
Product Overview
Space Arc Engineering, an Authorized Project Distributor for STP Limited, supplies STP No. 1 — STP Limited’s original and iconic waterproofing compound with decades of application history in Indian construction. STP No. 1 is a bitumen-based compound added to cement concrete and plaster mixes to improve waterproofing performance, widely used for general construction.
Key Applications
- Concrete roof slabs and terraces
- Plaster renders and surface treatments
- Water tanks and sumps (general purpose)
- Basement walls (economical applications)
- General masonry waterproofing
Performance Advantages
- Decades of proven performance in India
- Easy to use — added to concrete or mortar mix
- Economical and widely available
- Reduces water permeability of cement mixes
- Trusted brand in Indian construction industry
Technical Data
| Type | Bitumen-based waterproofing compound |
| Form | Thick paste/liquid |
| Dosage | As per application — refer TDS |
| Use | Integral admixture for mortar/concrete |
| Packaging | 1 L, 5 L, 20 L containers |
| Colour | Black |
Get Pricing & Availability
📞 +91 9999155255 | +91 7290089007
📧 info@space-arc.com
Frequently Asked Questions
Is STP No. 1 still relevant today?
Yes — for general waterproofing and economical applications, STP No. 1 remains a practical solution in Indian construction, especially for plaster treatments and general concrete.
Can STP No. 1 be used for drinking water tanks?
Not recommended — use ShaliCem EWP or ShaliCrystal 200 for potable water tanks.
Order STP No. 1 from Space Arc Engineering
Authorized project distributor for STP Limited serving Delhi NCR, UP, Haryana and pan-India.
📞 +91 9999155255 | +91 7290089007 | 📧 info@space-arc.com
Get STP No. 1 — Traditional Bitumen-Based Waterproofing Compound — pricing, TDS & technical help
Space Arc Engineering is an authorized STP distributor & applicator in Delhi NCR & pan-India. Fast quotes, datasheets and on-site support.
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