A sanitary silicone sealant that’s so easy to apply and perfect for use in the bathroom. You can use Dowsil 785+ to seal baths, showers, sinks, urinals, ceramic tile joints and much more.
Specially formulated to resist bacteria and mildew growth, it’s ideal for use on sanitary fittings in both domestic and commercial settings. Dowsil 785+ acetoxy silicone is fast-curing with a long-lasting grey finish that guarantees a smart and professional job.

• Sanitary sealant – perfect for bathroom use
• Flexible – joint movement capability of +/- 20%
• Fast-acting – tack-free in as little as 30 minutes
• Manhattan grey finish – a smart and professional job
• Acetoxy silicone – mildew and fungus-resistant
• Bacteriostatic – better protected against bacterial growth
• Easy to apply – application temperature range of 5°C to 40°C

Delivery (UK mainland only)

 

Next Day: £5, or FREE over £40

- Order by 9pm Mon-Thu: next working day

- Order Fri to 5pm Sun: Monday

- Order after 5pm Sun: Tuesday

 

Pre-12pm: £10

- Same cut-offs as Next Day above

 

Saturday & Sunday: £10, or £5 over £40, or FREE over £75

- Saturday: order by 6pm Fri

- Sunday: order by 4pm Sat

 

Heavy items (over 30kg)

- Mon-Fri only. Order by 6pm and allow up to two working days

- Order after 6pm Thu: arrives after the weekend

 

Supplier items

- Sent directly by the supplier, so timings vary. Lead times appear on the product page in working days (Mon-Fri)

 

More about delivery 

Next Business Day Collection (eligible items)

- Order by 9pm Mon-Thu: collect next day

- Order after 9pm Thu to 5pm Sun: collect Monday

- Heavy items (over 30kg): allow up to two working days

 

Opening hours

- Weekdays vary by branch: open 6:30am-7am, close 6pm-8pm

- Saturday: 7am-6pm

- Sunday: 9am-4pm

 

Check your local store's hours and that it's open before visiting. Please wait for our text or email before collecting.

 

Holding your order
We'll hold it for 14 days, then automatically refund your original payment method.