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Single-storey rear extension rendered out around a bi-fold door opening
Home/Services/K-Rend & Silicone Render

K-Rend and silicone render in Cardiff

Through-coloured, water-repellent and breathable — laid as a proper system, with the mesh and the corner patches that stop it cracking at the openings.

Base coat
Nominal 4–6mm on insulation, roughly 8–11 kg/m²
Mesh
Alkali-resistant, overlapped 100mm minimum, embedded wet
Curing
24 hours before anything goes on top of the base coat
Topcoat
Silicone, typically 1.5mm grain, through-coloured

K-Rend and silicone render in Cardiff

Through-coloured, water-repellent and breathable — laid as a proper system, with the mesh and the corner patches that stop it cracking at the openings.

Thin-coat silicone systems: mesh-reinforced base coat, through-coloured topcoat, no repainting.

Rear elevations of a terrace rendered white, seen from the garden

What you are actually buying

A thin-coat silicone render is at minimum three things: a base coat, an alkali-resistant reinforcing mesh embedded into it while it is still wet, and a coloured silicone topcoat, usually 1.5mm grain. On insulation the base coat goes on at a nominal four to six millimetres, working out around eight to eleven kilos per square metre.

K Rend's own instructions call for twenty-four hours of curing before anything goes on top of that base coat. Ignoring that is one of the two ways cheap thin-coat jobs go wrong.

Side return rendered white above a resin-bound path

The mesh is the whole trick — and the corners are where it is skipped

The mesh is what stops shrinkage and movement cracks telegraphing through to the finish. It has to be bedded into wet base coat rather than laid over the top of it, with sheets overlapped by at least 100mm.

Then the part that gets missed: a diagonal patch of mesh at the corner of every window and door opening. Openings are exactly where stress concentrates and exactly where thin-coat render cracks. If a quote does not mention mesh, ask what the base coat build-up is before you sign it.

  • Alkali-resistant mesh bedded into the wet base coat, not laid on after
  • Sheets overlapped a minimum of 100mm
  • Diagonal patches at every window and door corner
  • 24 hours curing before the topcoat goes anywhere near it
External angle bead running dead straight down a freshly rendered corner

Silicone or sand and cement?

Silicone thin coat is through-coloured so it never wants painting, it is water-repellent but still breathable, which suits a wall that has to dry outwards, and it is light, which matters over insulation. It is less forgiving to apply and it costs more.

Sand and cement is cheaper, tougher against a stray football, and can be finished float, sponge or dash. It wants painting, and it will want repainting again in time. Both are right on the right house. The wall decides, not the brochure.

Front elevation and garage rendered white

How the job runs

The same order every time, so nothing gets sprung on you.

  1. 1
    Survey the substrate

    What is behind it decides the whole system — block, brick, insulation board, or an existing render being overcoated.

  2. 2
    Written price

    The full build-up named: base coat, mesh, primer, topcoat, grain size and colour, plus scaffold.

  3. 3
    Prep and beads

    Failed material off, openings prepared, bell-cast and stop beads set out level.

  4. 4
    Base coat and mesh

    Base coat on, mesh bedded in wet with the corner patches, then left the full 24 hours.

  5. 5
    Topcoat

    Primer, then the silicone topcoat worked wet edge to wet edge across each elevation so there are no joins in it.

K-Rend & Silicone Render: common questions

Is K-Rend the same as silicone render?

K-Rend is a brand. Its thin-coat products are silicone renders. There are other manufacturers making equivalent systems — what matters is that the whole system comes from one manufacturer and is applied to their spec.

Does K-Rend need painting?

No. It is through-coloured, so the colour goes all the way through the topcoat rather than sitting on it. That is most of what you are paying extra for.

Why does thin-coat render crack at the windows?

Almost always because the diagonal mesh patches at the corners of the openings were left out. Stress concentrates at the corner of every opening and the mesh is what distributes it.

Can it go straight onto brick?

It can go onto a suitable prepared background, but on many houses the base coat needs a levelling render first. That is a survey question, not a phone question.

Does silicone render breathe?

It is water-repellent from the outside and vapour-permeable outwards, which is why it suits solid walls. It is not a cure for a wall that is wet from underneath.

What colours can I have?

Manufacturers offer wide standard ranges. Dark colours on a big south elevation take more heat and show more movement, so worth a conversation before you pick one.

How long does it take?

The programme is set by the 24-hour cure between base and topcoat, plus weather. A typical house is one to two weeks including scaffold up and down.

Can it be applied in cold weather?

Not into frost, and not when freezing weather is expected before it cures. Rendering guidance puts the working floor around 2°C with no frost in the construction.

What customers say

5.05 Google reviews

Every review below is printed word for word from the profile it came from. Nothing is trimmed and nothing is cherry-picked.

Jack Smith11 months ago
★★★★★

I would highly recommend Jetnor. He was super quick to respond, and explained what was a very tricky job working around all the existing bathroom and kitchen. The standard of work is fantastic and like a glass finish! Jetnor left the place the as clean and tidy as possible and generally is a great guy! Any job around Cardiff I would highly recommend him! Any future job I would come to him first.

Jackie Mooney2 years ago
★★★★★

Jetnor's work is fantastic. Punctual polite man. Gave us a great quote. Was able to start quickly. Would definitely use again and recommend. If I could rate him higher I would.

Julie Walters3 years ago
★★★★★

Jetnor responds quickly to requests, gives fair quotes and keeps his commitments, being punctual, hard working and providing quality work. Thoroughly recommend

Carla Keita3 years ago
★★★★★

Quality service. Clean, tidy, polite and very responsive. Lovely hardworking guys, highly recommended.

Dale Powell5 years ago
★★★★★

I cannot rate Jetnor and his team highly enough - they have just finished work on our rendering this afternoon and have done a brilliant job. The work was completed within the agreed timeframe and they have done a brilliant job. All rubbish was taken away after each day and they cleaned up well after themselves. Jetnor was very responsive to my questions and his quote was very competitive compared to others received. I will definitely use Jetnor again and will recommend them to all my friends and family.

Jack Smith11 months ago
★★★★★

I would highly recommend Jetnor. He was super quick to respond, and explained what was a very tricky job working around all the existing bathroom and kitchen. The standard of work is fantastic and like a glass finish! Jetnor left the place the as clean and tidy as possible and generally is a great guy! Any job around Cardiff I would highly recommend him! Any future job I would come to him first.

Jackie Mooney2 years ago
★★★★★

Jetnor's work is fantastic. Punctual polite man. Gave us a great quote. Was able to start quickly. Would definitely use again and recommend. If I could rate him higher I would.

Julie Walters3 years ago
★★★★★

Jetnor responds quickly to requests, gives fair quotes and keeps his commitments, being punctual, hard working and providing quality work. Thoroughly recommend

Carla Keita3 years ago
★★★★★

Quality service. Clean, tidy, polite and very responsive. Lovely hardworking guys, highly recommended.

Dale Powell5 years ago
★★★★★

I cannot rate Jetnor and his team highly enough - they have just finished work on our rendering this afternoon and have done a brilliant job. The work was completed within the agreed timeframe and they have done a brilliant job. All rubbish was taken away after each day and they cleaned up well after themselves. Jetnor was very responsive to my questions and his quote was very competitive compared to others received. I will definitely use Jetnor again and will recommend them to all my friends and family.

Jack Smith11 months ago
★★★★★

I would highly recommend Jetnor. He was super quick to respond, and explained what was a very tricky job working around all the existing bathroom and kitchen. The standard of work is fantastic and like a glass finish! Jetnor left the place the as clean and tidy as possible and generally is a great guy! Any job around Cardiff I would highly recommend him! Any future job I would come to him first.

Jackie Mooney2 years ago
★★★★★

Jetnor's work is fantastic. Punctual polite man. Gave us a great quote. Was able to start quickly. Would definitely use again and recommend. If I could rate him higher I would.

Julie Walters3 years ago
★★★★★

Jetnor responds quickly to requests, gives fair quotes and keeps his commitments, being punctual, hard working and providing quality work. Thoroughly recommend

Carla Keita3 years ago
★★★★★

Quality service. Clean, tidy, polite and very responsive. Lovely hardworking guys, highly recommended.

Dale Powell5 years ago
★★★★★

I cannot rate Jetnor and his team highly enough - they have just finished work on our rendering this afternoon and have done a brilliant job. The work was completed within the agreed timeframe and they have done a brilliant job. All rubbish was taken away after each day and they cleaned up well after themselves. Jetnor was very responsive to my questions and his quote was very competitive compared to others received. I will definitely use Jetnor again and will recommend them to all my friends and family.

Jack Smith11 months ago
★★★★★

I would highly recommend Jetnor. He was super quick to respond, and explained what was a very tricky job working around all the existing bathroom and kitchen. The standard of work is fantastic and like a glass finish! Jetnor left the place the as clean and tidy as possible and generally is a great guy! Any job around Cardiff I would highly recommend him! Any future job I would come to him first.

Jackie Mooney2 years ago
★★★★★

Jetnor's work is fantastic. Punctual polite man. Gave us a great quote. Was able to start quickly. Would definitely use again and recommend. If I could rate him higher I would.

Julie Walters3 years ago
★★★★★

Jetnor responds quickly to requests, gives fair quotes and keeps his commitments, being punctual, hard working and providing quality work. Thoroughly recommend

Carla Keita3 years ago
★★★★★

Quality service. Clean, tidy, polite and very responsive. Lovely hardworking guys, highly recommended.

Dale Powell5 years ago
★★★★★

I cannot rate Jetnor and his team highly enough - they have just finished work on our rendering this afternoon and have done a brilliant job. The work was completed within the agreed timeframe and they have done a brilliant job. All rubbish was taken away after each day and they cleaned up well after themselves. Jetnor was very responsive to my questions and his quote was very competitive compared to others received. I will definitely use Jetnor again and will recommend them to all my friends and family.

9.91181 Checkatrade reviews

The 181 reviews on his Checkatrade profile average 9.91 out of 10, and 144 of them are a straight ten.

10/10 Gwyn G20 July Checkatrade

Plastering hallway and bathroom

Amazing service quality and price would highly recommend jetnor is a true gent thank you

Verified reviewerCF62
10/10 Ryan s18 April Checkatrade

Skimmed entire room in one day!

Amazing job - skimmed an entire room in 1 day for us and had some horrendous walls. Jentor was polite, had great communication and left the place nice and clean afterwards. Absolutely no complaints here & would 100% hire again.

Verified reviewerCF3
10/10 Aled P23 February Checkatrade

skimming both sides of stud wall separating lounge from dining room

Jetnor was excellent from start to finish. Clear, polite and prompt communication and transparent pricing in response to my advert. Arrived on time, made sure to contain any mess and clean up thoroughly after the work was completed. The quality of the work was first class, we're very pleased with the final product. And most of all, Jetnor is a lovely humble guy who always works with a smile on his face. Would 100% recommend to anyone looking for plastering work.

Verified reviewerCF82
9.67/10 Harry J18 February Checkatrade

skimming 6 artex ceilings

brilliant work by a hard working guy - definitely would use him again for any future work

CF31
10/10 Jonathan J23 January Checkatrade

Skimming around patio door

Amazing job looks brilliant, great communication, very friendly chap highly recommend

NP12
10/10 Checkatrade customer23 December 2025 Checkatrade

Ceiling repair

We had a ceiling that was covered in wallpaper and had been damaged by a number of leaks, so we needed it plaster boarded and skimmed. Jet did a great job, was very polite and left the place clean. Would definitely recommend.

Verified reviewerCF23
10/10 Helen C22 December 2025 Checkatrade

Plastered 2 ceilings

Jet did an outstanding job of plastering both ceilings in our new home. I would highly recommend him and his work. Lovely guy and he was reasonably priced. 5 stars

Verified reviewerCF71
10/10 Mathew B16 December 2025 Checkatrade

Skimming job

had a small section of skimming that needed doing after a fireplace was removed. Jetnor came round and did an absolutely fantastic job. Will definitely be hiring again.

Verified reviewerCF14
10/10 Ashley T13 December 2025 Checkatrade

Ceiling plastering and major touch up repairs

Jet was super reliable and his communication was brilliant. Fast turnaround, his quality was excellent. He left my utility and kitchen immaculately clean and tidy, will be using again when I need a plasterer - 10/10!

Verified reviewerCF32
10/10 Max B07 December 2025 Checkatrade

Great work

Jet did some great work on our ceilings, which were previously in a pretty poor state having been covered by wallpaper for many years. He's a really nice guy and got the job done quickly.

Verified reviewerCF5
10/10 Sian B23 November 2025 Checkatrade

Render repair

The work was to a great standard and Jetnor was very reliable. Excellent communication from the initial quote to completing the job over two days as it was weather dependent.

Verified reviewerCF11
10/10 Andrew L18 November 2025 Checkatrade

Plaster over Kitchen Artex Ceiling

Needed kitchen Artex ceiling plastered. Jetnor was quick to respond and arrange a date & time to quote. Quote was very reasonable and job was carried out to an excellent standard (photos attached). He turned up on time, was very polite and cleaned up after he finished. He used Blue Grit on the Artex first and plastered when dry the next day. We would highly recommend Jetnor if you need any plastering done. You will not be disappointed. 10 out of 10 from us.

Verified reviewerCF14
10/10 Checkatrade customer13 November 2025 Checkatrade

Very satisfied would recommend

Jetnor very quick to respond wanted a bedroom plastered, my house is very old terrible walls no problem to him did an excellent job, nice gentleman hard worker would recommend.

Verified reviewerNP4
10/10 Checkatrade customer01 October 2025 Checkatrade

Great Tradesman

Jetnor was great to deal with and maintained good communications before and during the work. A significant past ceiling movement crack needed repairing. Jetnor was able to offer multiple dates, including the weekend. Work was carried out quickly and efficiently providing the materials needed, and removing any waste. Leaving the area clean, tidy and ready for redecoration. I've retained Jetnor's contact details and would recommend his plastering services to others.

Verified reviewerCF31
10/10 Checkatrade customer26 September 2025 Checkatrade

Would use again, I recommend

Jetnor was amazing and very clear with the work to plastered our ceiling, the quoted amount was very reasonable and time to complete was perfect as we needed it done.

Verified reviewerCF3
10/10 Checkatrade customer27 August 2025 Checkatrade

Excellent plasterer - attention to detail, cleanliness.

I would highly recommend Jetnor. He was super quick to respond, and explained what was a very tricky job working around all the existing bathroom and kitchen. The standard of work is fantastic and like a glass finish! Jetnor left the place the as clean and tidy as possible and generally is a great guy! Any job around Cardiff I would highly recommend him! Any future job I would come to him first.

CF24
10/10 Checkatrade customer05 July 2025 Checkatrade

Ceiling plaster

Absolutely fantastic! Couldn't have asked for a better job. Have already booked this company up for additional jobs

NP13
10/10 Checkatrade customer26 May 2025 Checkatrade

repair historic settlement cracks

Highly recommend Jetnor Elezi, he was quick to respond, he explained the work to us and did an amazing job, he left everything clean and tidy. He is a nice guy too so we would not hesitate to use him again.

Verified reviewerCF71
9.67/10 Checkatrade customer25 May 2025 Checkatrade

Minor skimming job to repair blown plaster

Jetnor was very responsive with information and quality of work was very good. We thought that it may be difficult to get a plastererer for a small job but Jetnor was keen and even came out on a Sunday. A very pleasant man, he was courteous and hard-working. We have now agreed a much larger package of work with Jetnor and look forward to using his services again. Good job!

Verified reviewerCF61
10/10 Checkatrade customer11 May 2025 Checkatrade

Plaster bathroom ceiling

Excellent job. Came when he said he would do the work, excellent finish, highly recommended

Verified reviewerCF3
10/10 Gwyn G20 July Checkatrade

Plastering hallway and bathroom

Amazing service quality and price would highly recommend jetnor is a true gent thank you

Verified reviewerCF62
10/10 Ryan s18 April Checkatrade

Skimmed entire room in one day!

Amazing job - skimmed an entire room in 1 day for us and had some horrendous walls. Jentor was polite, had great communication and left the place nice and clean afterwards. Absolutely no complaints here & would 100% hire again.

Verified reviewerCF3
10/10 Aled P23 February Checkatrade

skimming both sides of stud wall separating lounge from dining room

Jetnor was excellent from start to finish. Clear, polite and prompt communication and transparent pricing in response to my advert. Arrived on time, made sure to contain any mess and clean up thoroughly after the work was completed. The quality of the work was first class, we're very pleased with the final product. And most of all, Jetnor is a lovely humble guy who always works with a smile on his face. Would 100% recommend to anyone looking for plastering work.

Verified reviewerCF82
9.67/10 Harry J18 February Checkatrade

skimming 6 artex ceilings

brilliant work by a hard working guy - definitely would use him again for any future work

CF31
10/10 Jonathan J23 January Checkatrade

Skimming around patio door

Amazing job looks brilliant, great communication, very friendly chap highly recommend

NP12
10/10 Checkatrade customer23 December 2025 Checkatrade

Ceiling repair

We had a ceiling that was covered in wallpaper and had been damaged by a number of leaks, so we needed it plaster boarded and skimmed. Jet did a great job, was very polite and left the place clean. Would definitely recommend.

Verified reviewerCF23
10/10 Helen C22 December 2025 Checkatrade

Plastered 2 ceilings

Jet did an outstanding job of plastering both ceilings in our new home. I would highly recommend him and his work. Lovely guy and he was reasonably priced. 5 stars

Verified reviewerCF71
10/10 Mathew B16 December 2025 Checkatrade

Skimming job

had a small section of skimming that needed doing after a fireplace was removed. Jetnor came round and did an absolutely fantastic job. Will definitely be hiring again.

Verified reviewerCF14
10/10 Ashley T13 December 2025 Checkatrade

Ceiling plastering and major touch up repairs

Jet was super reliable and his communication was brilliant. Fast turnaround, his quality was excellent. He left my utility and kitchen immaculately clean and tidy, will be using again when I need a plasterer - 10/10!

Verified reviewerCF32
10/10 Max B07 December 2025 Checkatrade

Great work

Jet did some great work on our ceilings, which were previously in a pretty poor state having been covered by wallpaper for many years. He's a really nice guy and got the job done quickly.

Verified reviewerCF5
10/10 Sian B23 November 2025 Checkatrade

Render repair

The work was to a great standard and Jetnor was very reliable. Excellent communication from the initial quote to completing the job over two days as it was weather dependent.

Verified reviewerCF11
10/10 Andrew L18 November 2025 Checkatrade

Plaster over Kitchen Artex Ceiling

Needed kitchen Artex ceiling plastered. Jetnor was quick to respond and arrange a date & time to quote. Quote was very reasonable and job was carried out to an excellent standard (photos attached). He turned up on time, was very polite and cleaned up after he finished. He used Blue Grit on the Artex first and plastered when dry the next day. We would highly recommend Jetnor if you need any plastering done. You will not be disappointed. 10 out of 10 from us.

Verified reviewerCF14
10/10 Checkatrade customer13 November 2025 Checkatrade

Very satisfied would recommend

Jetnor very quick to respond wanted a bedroom plastered, my house is very old terrible walls no problem to him did an excellent job, nice gentleman hard worker would recommend.

Verified reviewerNP4
10/10 Checkatrade customer01 October 2025 Checkatrade

Great Tradesman

Jetnor was great to deal with and maintained good communications before and during the work. A significant past ceiling movement crack needed repairing. Jetnor was able to offer multiple dates, including the weekend. Work was carried out quickly and efficiently providing the materials needed, and removing any waste. Leaving the area clean, tidy and ready for redecoration. I've retained Jetnor's contact details and would recommend his plastering services to others.

Verified reviewerCF31
10/10 Checkatrade customer26 September 2025 Checkatrade

Would use again, I recommend

Jetnor was amazing and very clear with the work to plastered our ceiling, the quoted amount was very reasonable and time to complete was perfect as we needed it done.

Verified reviewerCF3
10/10 Checkatrade customer27 August 2025 Checkatrade

Excellent plasterer - attention to detail, cleanliness.

I would highly recommend Jetnor. He was super quick to respond, and explained what was a very tricky job working around all the existing bathroom and kitchen. The standard of work is fantastic and like a glass finish! Jetnor left the place the as clean and tidy as possible and generally is a great guy! Any job around Cardiff I would highly recommend him! Any future job I would come to him first.

CF24
10/10 Checkatrade customer05 July 2025 Checkatrade

Ceiling plaster

Absolutely fantastic! Couldn't have asked for a better job. Have already booked this company up for additional jobs

NP13
10/10 Checkatrade customer26 May 2025 Checkatrade

repair historic settlement cracks

Highly recommend Jetnor Elezi, he was quick to respond, he explained the work to us and did an amazing job, he left everything clean and tidy. He is a nice guy too so we would not hesitate to use him again.

Verified reviewerCF71
9.67/10 Checkatrade customer25 May 2025 Checkatrade

Minor skimming job to repair blown plaster

Jetnor was very responsive with information and quality of work was very good. We thought that it may be difficult to get a plastererer for a small job but Jetnor was keen and even came out on a Sunday. A very pleasant man, he was courteous and hard-working. We have now agreed a much larger package of work with Jetnor and look forward to using his services again. Good job!

Verified reviewerCF61
10/10 Checkatrade customer11 May 2025 Checkatrade

Plaster bathroom ceiling

Excellent job. Came when he said he would do the work, excellent finish, highly recommended

Verified reviewerCF3

Areas we cover

Based on Pant Glas in Pentwyn and working right across Cardiff — from Llanishen, Cyncoed and Lisvane in the north through Roath, Canton and Grangetown to the Bay, and out to Radyr, Penarth and the Vale.

LlanishenLisvaneCyncoedPenylanRoathHeathBirchgroveRhiwbinaWhitchurchLlandaffLlandaff NorthRadyrMorganstownThornhillPontprennauOld St Mellons

Need a price for k-rend & silicone render?

Send the details and a couple of photos, or ring and talk it through.

Ask about k-rend & silicone render

Tell him what the walls are doing and he will come and look. Free quote, no obligation.

  • Phone 07988 455215
  • Based in Pant Glas, Pentwyn, Cardiff CF23 7EW
  • When he answers Call or message any time — Jetnor answers early mornings and evenings.
  • Google rating 5.0 from 5 reviews, every one of them five stars

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