By the team at Tulsi Biosciences Pvt. Ltd.
The rains reach Zambia and Zimbabwe from around November, and every year buyers learn the same lesson: stock runs short, freight slows down and prices move. If you are looking for waterproofing chemicals suppliers in Zimbabwe and Zambia, October is the month to place your order. This guide covers what to stock, what to ask a supplier and how to import waterproofing materials from India without last-minute delays.
The wet season runs roughly from November to March or April. Waterproofing cannot be applied properly to wet or damp surfaces, so the useful window for roof waterproofing and damp proofing closes once the storms start. Sea freight to a landlocked country also takes weeks, because cargo must clear a port and then travel inland by road or rail.
An order placed in late October can arrive after the first heavy rain. Distributors and manufacturers of waterproofing paint and waterproofing products who order in September or October protect their busiest sales season.
Each problem needs a different system. Bitumen waterproofing, cementitious waterproofing, acrylic waterproofing and liquid waterproofing membranes all have a place, and the right choice depends on the surface, expected movement and exposure.
Tulsi Biosciences manufactures and exports construction chemicals from Vapi, Gujarat. Our range covers waterproofing chemicals, repairing chemicals, roof coatings and bonding agents. The Tulsicryl C series are acrylic emulsions for these uses:

These values come from our published product page. Always check the current technical data sheet, available on request, before formulating.
In polymer-modified cementitious waterproofing, an acrylic emulsion is mixed with cement and fillers to form a coating that bonds to concrete yet flexes with small cracks. This matters where hot days and cooler nights make concrete expand and contract.
MFFT (minimum film formation temperature) is a useful figure to compare: the lower MFFT of the C-400 grades means the film forms, and stays flexible, at lower temperatures. Water-based systems are also easier to handle than solvent-based ones.
Ask for these in writing:
Shipments usually move by sea from Indian ports to Beira, Durban or Dar es Salaam, then inland by road or rail. Agree the Incoterm (FOB or CIF) at quotation stage, since it decides who handles freight and insurance. Standard paperwork includes the commercial invoice, packing list, bill of lading, certificate of origin and technical data sheets.
Rules change, so confirm current import and standards requirements with your clearing agent and the national standards bodies, SAZ in Zimbabwe and ZABS in Zambia. Agree payment terms before production starts.
Email: sales@tulsibiosciences.com
Call: +91 70694 79522 (WhatsApp available)
Product details: Construction Chemicals
For Inquiry: Contact Us
Tell us the grade, quantity and destination, and we will send a quote and the technical data sheet.
Waterproofing demand peaks just as the rains arrive, and orders placed late miss the season. Choose a manufacturer that shares technical data openly, test samples early and plan your freight route before November.
When should I order waterproofing chemicals for the rainy season?
Ideally in September or October, so stock arrives and is in use before the rains start in November.
Can acrylic waterproofing be used on concrete roofs?
Yes. The Tulsicryl C-400, C-400 (HV) and C-49 grades are listed for cementitious flexible waterproofing and roof coatings.
Which grade is suited to bonding agents?
C-400, C-400 (HV) and C-49 are listed for bonding agent use. Check the technical data sheet for your formulation.
Can I buy waterproofing chemicals in bulk from India?
Yes. Contact Tulsi Biosciences with your grade, quantity and destination for a quote.