www.catflapfittersouthlondon.co.ukCatflap Fitter South London

South London Need A Cat Flap Fitted

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