Harkers 4 in 1 Soluble 100ml
Harkers 4 in 1 Soluble 100ml
Out of stock
- 🚚Fast UK deliveryStandard £5.95 · FREE over £79.99 · Express from £4.99 · Delivery & returns
- 📍Click & Collect in Redruth12 Wilson Way, TR15 3RQ · How it works
- ☎️Need advice?Call 01209 217666 · Mon–Sun 9am–5pm
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Harkers 4 in 1 soluble is a convenient drinking water treatment formulated for the treatment and prevention of canker, coccidiosis, worms and external parasites (lice and mites) in racing pigeons. Its easy-to-administer liquid formulation allows the entire loft to be treated through the drinking water, helping ensure consistent dosing across the flock.
Harkers 4 in 1 was awarded Best Bird Product at the PATS Pet Trade Show, with judges praising its practicality, ease of administration, clear instructions and long shelf life.
DIRECTIONS FOR USE:
Add 6ml of Harkers 4 in 1 soluble to 1 litre of fresh drinking water each day for 5 consecutive days.
- Prepare a fresh solution daily
- Do not allow birds access to any other drinking water during the treatment period
- Treat breeding birds approximately 3 weeks before pairing
- Treat young birds after weaning (do not treat birds under 8 weeks of age)
- Repeat treatment before the racing season and then at 6-8 week intervals as a preventative programme
UK delivery: Standard delivery £5.95, FREE on orders of £79.99+. Express £8.99, or £4.99 on orders of £79.99+. Parcels over 20kg: +£1 per kg over 20kg. Full details on our delivery & returns page.
Click & Collect: order online and collect from Pet Market, 12 Wilson Way, Redruth TR15 3RQ. How Click & Collect works.
Questions? Call 01209 217666 (Mon–Sun, 9am–5pm) or contact us.
Is free delivery available on Harkers 4 in 1 Soluble 100ml?
Yes – orders of £79.99 or more get FREE standard UK delivery (Express drops to £4.99). Mix it with any other items to reach the threshold.
Can I collect this from the Redruth shop?
Yes, choose Click & Collect at checkout where available and pick up from 12 Wilson Way, Redruth.
Where can I find more all pet products products?
Browse our All Pet Products or read our pet care guides.

