catflapfittersouthlondon.co.ukCatflap Fitter South London

South London Catflap Fitter

Cat Flap Fitting Services in BR1 South London and surrounding area's

We specialise in professional cat flap installations for a wide range of surfaces, including:

 Cat flaps installation in glass  upvc-door-panels-for-catflaps Glass door cat flap installation

Over 30 Years of Industry Experience

Call Us: 0208 098 2021
Email Us: sales@catflapfittersouthlondon.co.uk

Why Choose Us for Your Cat Flap or Dog Flap Installation?

  • Trusted Experts: Over 30 years of experience in the glass and glazing industry, with 15 years focused on pet door installations.
  • Wide Range of Surfaces: We fit flaps in UPVC, wood, composite, metal, and double-glazed units (including patio and French doors).
  • High-Quality Materials: Replacement UPVC panels are reinforced for durability. Double-glazed units are manufactured in-house for precision and quality.
  • Affordable Pricing: We keep costs low and pass the savings directly to you.
  • Experienced Team: With 6 trusted fitters installing over 200 cat and dog flaps monthly, you’re in safe hands.
  • Customer Satisfaction: Don’t just take our word for it—read our glowing reviews!

Popular Cat and Dog Flaps We Install

We’re experienced in installing a variety of flaps, including:

How We Work: Cat Flap Installation in Double Glazing

If you need a cat flap in a double-glazed unit, we’ll replace the glass with a new custom-made double-glazed unit. This process takes 3–5 working days from measurement to fitting. All units are manufactured at our factory to ensure the highest standards.


Contact us today 0208 098 2021 to discuss your requirements or to get a free, no-obligation quote!

Cat Flaps in Wooden Doors - Cat Flaps in UPVc Panels - Cat Flaps in Glass & Double Glazing - Dog Flaps

How to train your cat or dog to use their new pet flap

Some cats will approach a cat flap with curiosity, while others may be a bit more wary. Here is five easy steps to help get your cat using its new cat flap.

Cold every time you have to get up and let the cat in or out - woken in the middle of the night - sound familiar, then its possibly time you fitted a cat flap/dog flap!

Click for step by step proven guide
How to train your cat or dog to use their new pet flap

What our customers say

Choosing the right pet flap for your Pet

Choosing the right pet flap for your Pet

There are a variety of pet flaps available. Our most popular brands include Catmate, Staywelland Sureflap, available in the following types:

4 WAY PET FLAP
2 WAY PET FLAP
Infra-Red Collar Pet Flap
Magnetic Collar Pet Flap
RFID MICROCHIP PET FLAP

See more on the cat flap fitter page

Frequently asked questions

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No - The cat flap/catflap must be glass fitting and circular as it is very expensive to cut a square hole, although not impossible.

Cat flaps come with a kit that includes a paper template that guides you exactly where to drill. With the help of markings, drill a hole in to each corner of the template. Once you have done with drilling the holes, you can get the shape of your cat flap accordingly. These are great for wooden, UPVC/plastic and metal doors, but would recommend a professionaal for anything to do with glass.

No - The glass in the door should already be toughened and you can not cut toughened glass, so we will need to replace the unit (worth hanging on to the double glazed unit we take ut as should you move or need to put this back at a later date will save you some money).

Yes - as cat flaps come in different sizes, models, automatic etc. it is best to talk to us first in order that you can ask all the questions you require answered on the most popular brands. We offer a selection of cat flaps and pet doors, we highly recommend that you take a brief look at the options prior to making a decision. We have added a link from our site to some of the most popular brands.

It varies, but usually takes around 1 hour to install a cat flap in wood, UPVC, metal or a composite door, if it is a cat flap in glass or a double glazed unit, the glass will be toughened safety glass and usually take 3-5 working days to remanufacture and about 30 minuites to install again subject to type and style of door or frame.

We're afraid not as the glass is already toughened when you try to cut it and the glass would break into hundreds of thousands of pieces!

  1. We would arrange to visit your home or property at a convenient time to get an exact measurement of the current double glazed unit in the door, check what pattern you have and offer a like for like or an alternative if the glass is no longer manufactured.
  2. We would then cut 2 new pieces of 4mm float glass (plain or pattern of your choice) to the exact size as measured, cut a hole in both pieces of glass for the cat flap and then have the glass toughened. (What is toughened glass).
  3. Approximately 2-3 day later the cat flap glass will be ready to collect from the toughening plant.
  4. We will then create a sealed doubel glazed unit which will have the hole perfectly placed for the installation of the cat flap.
  5. We will then arrange a convenient time with you to replace your current double glazed unit with the new cat flap ready double glazed sealed unit.
  6. The cat flap is installed once at the property

Just be prepared to be a bit more patient with older cats who may not have used a cat flap before. Use a food reward for your cat and try playing in close by so they get used to being nect to it. Leave the flap open so they can see outside as curiosity will entice them closer until they eventually go through it. 

Areas we cover

Postcodes   BR6   SE2   SE5   SW17   W6   SW5   DA10   SE1   DA14   SE24   W8   SW2   W2   DA17   W1   BR2   SE16   BR4   SE19   SE14   TW17   W10   TW15   SE4   SE15   SE10   TW1   TW4   SW20   DA15   SE17   W5   W13   DA3   TW14   TW5   SE28   SW9   SE23   SW18   SE3   TW18   SE13   DA1   BR3   W3   TW19   TW20   TW12   BR7   SE20   SW7   DA5   TW9   DA2   TW3   TW16   SE6   TW8   BR5   SW19   W14   BR8   W9   SE18   SW16   SW8   TW11   BR1   DA9   TW10   SE9   SW1   DA11   W11   DA12   SE21   W7   SW1A   SW4   TW7   DA4   W12   DA13   SW11   W4   SW12   SW6   SW14   SE7   DA8   SE11   SE27   W1M   SE26   SE25   SW10   DA6   SE8   SE12   SE22   TW13   SW13   SW3   DA16   SW15
Towns   East Sheen   Longfield Hill   Tooting Bec   Barons Court   West Heath   Deptford   Tulse Hill   Knightsbridge   Marylebone   South Lambeth   Welling   Norbury   Clapham North   Sutton at Hone   South Ealing   Bostall Woods   St Mary Cray   Earl's Court   Parsons Green   Crockenhill   Istead Rise   Sloane Square   Hextable   Hither Green   Walworth   Holland Park   St John's   Hounslow   Thamesmead   Avery Hill   Buckingham Palace   Knockholt Station   Docklands   Honor Oak   Chiswick Park   Eynsford   Lewisham   West Brompton   Barnes   East Dulwich   Ealing Broadway   Shooter's Hill   Clapham   New Ash Green   Brompton   Chelsfield   South Wimbledon   Edgware Road   Abbey Wood   Thamesmead   Englefield Green   New Cross   Rocks Lane   West Norwood   Lambeth North   Waterloo   Ealing   Notting Hill   Kensal Town   West Kilburn   New Kent Road   Lewisham   Sydenham   Southfleet   Lee Green   Roehampton   Paddington   Cromwell Road   Hyde Park Corner   Goodge Street   Vauxhall   Eltham   Swanley   Osterley Park   Barnes Bridge   Streatham Common   Great West Road   Chalk   Hampton   Pratt's Bottom   Greenhithe   Belvedere   Wraysbury   Stockwell   Westbourne Green   Herne Hill   Elmers End   Perry Street   Goldhawk Road   Lancaster Gate   Green Street Green   Grove Park   Northfleet   North Cray   Hyde Park   Park Lane   Cooper's Hill   Acton   Upper Sydenham   Stanwell Moor   South Street   Well Hill   Catford   Feltham   Westway   Horseferry Road   Bexley   Acton Green   White City   Ladbroke Grove   Blackheath Park   Putney Vale   Vauxhall   Crystal Palace   Eden Park   Westbourne Grove   Riverside   Betsham   Chiswick High Road   Boston Manor   Hounslow East   Wandsworth Road   Greenwich   Bushey Mead   Acton Town   Longfield   Norwood Junction   Turnham Green   Keston   Ranger's House   New Eltham   Nunhead   Stamford Brook   Merton   Western Avenue   Fulham   Cheyne Walk   Erith   City of Westminster   Meopham Green   Nine Elms   Richmond upon Thames   Norwood   Isleworth   Swanscombe   Kew Gardens   Old Kent Road   Tooting Broadway   Fulham Broadway   Westminster   Bond Street   Leaves Green   Cromwell Road   Lambeth   Hounslow West   Denmark Hill   Holland Park   Chislehurst Caves   Queen's Gate   Oxford Street   Wandsworth Town   Warwick Avenue   East Putney   Forest Hill   Sydenham Hill   St James's Park   Singlewell or Ifield   Richmond Park   Bexleyheath   Putney Heath   Rotherhithe   Bermondsey   Crystal Palace   South Darenth   Gunnersbury   Brockley   Foots Cray   Deptford High Street   Locksbottom   Ravenscourt Park   Wandsworth Common   Slade Green   Gloucester Road   Loughborough Junction   Wimbledon Park   Sands End   Streatham   Borough   Bermondsey   Hawley   Cottenham Park   Shepperton   West Dulwich   Rye Lane   Sunbury   Ham House   Shorne Ridgeway   Lower Sydenham   Copse Hill   Gravesend   New Barn   Furzedown   Kennington   Syon House   Paddington   Ladywell   Twickenham   West Acton   Southfields   Blackheath   Hyde Park   Marylebone   Laleham   Elthorne Park   Castlenau   Teddington   Brixton   Lambeth   Hook Green   Chelsea Embankment   Western Avenue   Southwark   Charlton   Crofton Park   Bushy Park   Chiswick   Lee   Wimbledon   North Dulwich   Belgravia   Egham   Mottingham   Kingston upon Thames   Royal Oak   Earlsfield   East Dulwich   Oxford Circus   Hythe End   Westminster Abbey   Downe   Fulham Palace Road   East Bedfont   Ham   Drayton Green   Grove Park   Luddesdown   Stockwell   Honor Oak Park   Stone   Ealing   Penge   Sole Street   Marble Hill   Hammersmith   Queens Road   Dartford   Ladbroke Grove   Chislehurst   Crayford   Pimlico   Staines   West Hill   Gipsy Hill   Osterley   North Kensington   Brook Green   Ealing Common   Hanworth   Canary Wharf   Kennington   Bedford Park   Coldharbour Lane   Warren Street   Great Portland Street   Lane End   Horton Kirby   Soho   Bean   Mortlake   Clapham South   Hanwell   Westbourne Park   Green Park   Latimer Road   South Kensington   Hounslow Central   Heston   West Kensington   Putney Bridge   Southwark   Bromley   Cranford   Warwick Park   Anerley   Hayes   Westminster Bridge   Bedford Park   Tottenham Court Road   Kensington Gore   Chiswick House   Hammersmith   Tulse Hill   Camberwell   East Acton   Littleton   Lavender Hill   Tooting Graveney   North Ealing   West Wickham   Wandsworth   Upper Tooting   Elephant & Castle   Sidcup   Bromley Common   Peckham   Shepherds Bush   Horniman Museum   Cobham   Queensway   Surrey Quays   Brentford   Uxbridge Road   Mayfair   Kensington & Chelsea   Notting Hill Gate   Thong   Meopham   Fulham Palace Road   Haydons Road   Upper Norwood   West Ealing   Olympia   Vauxhall Bridge   Northfields   St Paul's Cray   Lesnes Abbey   Ashford   Hartley   Kidbrooke   Dulwich   Erith Marshes   Darenth   Ladywell   Oval   Merton   Plumstead   Woodside   Boston Manor   Bayswater Road   Clapham Common   Chelsea   Goldhawk Road   Beckenham   Deptford   Regent Street   Bellingham   Thorpe 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Counties   Kent   Berkshire   Greater London   Surrey
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