Stock Constraints
Covid-19 Update

Welcome to

Latest news......

March 2021

Craig Phillips and Laura Phillips Mr and Mrs. DIY

We're pleased to have Craig Phillips and his wife Laura (professionally known as Mr and Mrs DIY) onboard with us as ambassadors for our own brand 3C Sealants (video content will be updated on the 3C Sealants Youtube channel here.)

COVID-19 Latest

Our showroom and warehouse are open as usual. When collecting materials, please stick to the government guidelines; wear a face mask, use the hand sanitiser provided and keep 2 metres distance between other customers. Only 2 customers are permitted in the showroom at one time. Please wait outside until a customer leaves.


To speed up the process, you can order your goods online for click and collect. To check stock before placing your order, please call our sales team (02085241931).


Many thanks for your continued co-operation!

Our shop is now open to all visiting trade from 6:00am - 5:00pm every weekday Monday - Friday.

A maximum of 2 x people are allowed in the store or showroom at any one time, with strict social distancing rules in place to ensure the safety and hygiene of our customers and staff.

Pre-ordering via CLICK & COLLECT on this website, emailed purchase orders or telephone orders, remain the quickest and most efficient way of safeguarding stock and speeding up waiting times.

SALES TEAM (Telephone orders etc.): 020 8524 1931

SALES TEAM (Emailed Purchase Orders etc.):

CLICK & COLLECT Information:


Established in the joint sealing business for nearly 50 years, we're proud to introduce a selection of our finest coloured mastic joint sealants, adhesives, specialist build & repair, waterproofing materials, foams, fillers, fire protection, wood care & repair, stone care, block paving & patio sealers, primers, cleaners, safety equipment, mastic guns, tools and accessories. For all your mastic sealant supplies, we've got you covered!

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Please Note; We are AUTHORIZED STOCKISTS of C-Tec Ltd. CT1 products, as per C-Tec CT1's website