As much drywall plasterboard as you need, with free shipping over £125.

Choose from dozens of high quality fibreglass and insulation. Here’s an example of what we have on offer:

• • Thermal & acoustic essentials: Acoustic Loft Roll Insulation, Rockwool RWA45 Insulation, and fibreglass insulation roll for quick coverage.
• • High-performance linings: Insulated Plasterboards and PIR Insulation (Celotex, Kingspan, Recticel) for tight U-values.
• • Fabric continuity: Cavity Wall Insulation to complement internal linings.
• • Plaster bags to close the job without mixing brands.

Bulk discounts on insulation, delivered where you want it, in 2-3 days. 

At Supreme Merchants, we believe ordering for building materials online should be easy. Benefit from secure payments with Klarna and PayPal. Plus, get 14-days to return any unopened / excess materials you purchase. 

Order from a 5-star concrete paving slabs supplier, according to REVIEWS.io.

Buy now and get your outdoor project moving without delay. And please get in touch with us if you have any questions. 

FAQs — Drywall plasterboard and insulation products

How quickly can you deliver?
Standard delivery is typically 2–3 working days. View our delivery page for more information. 

Can I get bulk pricing?
Absolutely. We can offer discounts on large or bespoke orders. Get in touch with us to talk about your order today. Our live chat and telephone number is available 9am-5pm. Outside of these hours email us on: customerservices@supremeindustriesltd.co.uk. 

What if I’m unsure which board or insulation to pick?
Use live chat in business hours or email us with room type, target U‑value/sound goals and thickness constraints; we’ll suggest a sensible build‑up.

What’s your returns policy?
We offer 14-day returns on any unopened orders. View our returns and cancellations here.