Professional Home Inspection in Malvern, PA

InterNACHI-certified home inspection serving Malvern and all of Chester County. Bob personally inspects every major system — structure, roof, electrical, plumbing, HVAC, foundation, and exterior envelope — against ASHI and InterNACHI standards. Full 24-hour photo-documented report. 4.9★, 159 Google reviews.

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Inspections typically scheduled within the week. Bob returns every call within 24 hours.

4.9 on Google
★★★★★

"Easy scheduling and detailed inspection at an affordable price. Would definitely recommend!"

— Pravin Wilkins, via Google Reviews
★★★★★

"Bob was very helpful with my home inspection. He prepared a detailed report that I am currently using for closing on my first property. Would recommend!"

— Ferdia Kenny, via Google Reviews
★★★★★

"Bob was extremely thorough, professional, and knowledgeable throughout the entire inspection process. His attention to detail gave us confidence in our purchase and helped us make informed decisions moving forward."

— Brandon Mole, via Google Reviews
★★★★★

"Bob was able to step in on very short notice, which we truly appreciated during such a time-sensitive process. Despite the quick turnaround, he was incredibly thorough and didn't miss a thing."

— Charles Brownstein, via Google Reviews
★★★★★ Read All Our Google Reviews

Malvern, Chester County

What does a home inspection in Malvern include?

A home inspection in Malvern, Chester County is a top-to-bottom evaluation of a single property — foundation, structure, roof, electrical, plumbing, HVAC, and exterior envelope — performed in person by Bob against ASHI and InterNACHI standards, with a full photo-documented digital report delivered inside 24 hours.

Malvern anchors the Chester County corporate-tech corridor in a way no other Main Line town does. The defining feature is the Great Valley Corporate Center off Route 29 and Swedesford Road, where Vanguard's headquarters campus, SAP, Siemens, Cerner, and other Fortune 500 tech tenants drive a steady inflow of corporate-relocation buyers on tight timelines. That reality shapes the stock around the center: 1990s-through-2010s subdivisions across Willistown and East Whiteland Townships — Lochwood, Duportail Hills, and townhome communities along Ship Road and Sugartown Road — built on former farmland at speed during the corridor build-out. The borough itself is a different animal. Malvern Borough is a compact, walkable core around King Street, Warren Avenue, and Roberts Lane, with an intact 1880s-through-1920s Victorian-and-twin streetscape, Colonial Revival and stone singles filled in through the 1930s and 1940s, the Paoli Battlefield Historical Park at the borough edge — a National Historic Landmark — and the Malvern SEPTA Regional Rail station on the Paoli/Thorndale line feeding center-city Philadelphia. Great Valley School District covers the borough plus Willistown and East Whiteland, with Great Valley High School and General Wayne Elementary as the schools buyers ask about first. Immaculata University sits just to the north, Route 30 (the Lincoln Highway) and Route 202 define the southern and western edges, and Duportail House marks the historic boundary between old Malvern and the newer Willistown subdivisions. Three separate permit jurisdictions — Malvern Borough, Willistown Township, and East Whiteland Township — keep their own records, which matters on any home with additions or conversions.

I have spent 20+ years on both halves of Malvern, and the defects split cleanly along the borough-versus-subdivision line. In the borough, on a Victorian single off Roberts Lane or a twin on King Street, the findings look like pre-1920 Chester County stock: original slate roofs at end of useful life, knob-and-tube still energized in third-floor former servant rooms, cast-iron waste stacks pinholed at the basement transition, and clay sewer laterals with tree root intrusion under the street trees along Warren Avenue. Buried propane tanks are the rural equivalent of buried oil tanks — common on Willistown parcels that were farmhouses before 1980 and left in the ground after a conversion. The bigger story is the 1990s-through-2010s corporate-relocation subdivision stock, and the most important issue there is EIFS synthetic stucco. I was under a 1998 Lochwood single last fall where the original barrier-EIFS had wicked water behind every window flashing on the front elevation — the cladding looked fine from the street, but the sheathing behind the kickout areas had been wet long enough to rot the rim joist. That pattern is widespread on Chester County 1990s new construction and is the first thing I probe on any subdivision-era Malvern home with stucco. Other newer-construction findings cluster predictably: Hardiplank and LP SmartSide siding at end of life on the earliest phases, late-2010s spray-foam-attic retrofits with moisture implications the first installers underestimated, and builder-grade HVAC past 25 years. On a corporate-relocation timeline the inspection has to be thorough and fast — a 24-hour report buys the window. If you are also looking in Exton or Wayne, the era mix shifts.

20+
Years of Experience
1920s–1990s
Primary Housing Era
4.9★
Google Rating (159)
2
National Certifications

What does Bob check during a Malvern home inspection?

Bob approaches every Malvern inspection per ASHI and InterNACHI Standards of Practice. With 1920s–1990s housing stock dominant in Malvern, he focuses on the era-specific concerns that affect early to mid-20th century construction in Chester County.

Block & Poured Foundations with Clay Laterals

1920s–1940s homes typically feature poured concrete or concrete block foundations — an improvement over stone, but still vulnerable to cracking and water intrusion after 80+ years. Bob pays special attention to clay sewer laterals common in this era, which suffer from tree root intrusion and joint separation.

Early Electrical Upgrades & Oil-to-Gas Conversions

Many homes from this era have had multiple electrical upgrades layered over original wiring — sometimes creating code violations where old and new systems connect improperly. Bob also evaluates oil-to-gas furnace conversions, checking that chimney liners, supply lines, and venting meet current safety standards.

Original Slate Roofs & Plaster-Over-Lath Moisture

Original slate and clay tile roofs from the 1920s–1940s may still be serviceable but require careful inspection for worn fasteners and deteriorating underlayment. Bob checks for plaster-over-lath moisture issues where exterior water intrusion saturates wall cavities behind intact-looking plaster surfaces.

Plaster Walls, Hardwood Floors & Early Insulation

These homes feature quality craftsmanship — hardwood floors, plaster walls, built-in cabinetry — but often lack adequate insulation by modern standards. Bob evaluates whether past insulation retrofits were done properly and checks for moisture trapped behind plaster from exterior or plumbing leaks.

What are common issues in Malvern homes?

Based on 20+ years inspecting early to mid-20th century homes in Chester County, these are the issues Bob finds most often in Malvern's 1920s–1990s housing stock:

  • Clay sewer laterals with tree root intrusion and bellied sections
  • Layered electrical upgrades with code violations at old/new connections
  • Oil-to-gas furnace conversions with improper chimney liner sizing
  • Original slate or clay tile roofs reaching end of useful life
  • Plaster-over-lath moisture damage hidden behind intact-looking walls
  • Inadequate insulation and single-pane windows driving high energy costs

Ready to schedule your Malvern inspection?

Inspections typically scheduled within the week. Bob returns every call within 24 hours.

Also Available: Mold Testing & Air Quality in Malvern

In addition to home inspections, Bob provides professional mold testing and air quality analysis for Malvern properties. PRO-LAB certified lab results starting from $275.

Learn About Mold Testing in Malvern

Schedule Your Home Inspection in Malvern

Same-week appointments available. Bob personally oversees every inspection — you always know who's walking through your home.

610-348-6728

Mon–Sat, 7am–7pm • Urgent pre-closing available

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Inspection Services in Malvern

  • Residential Home Inspection
  • Pre-Listing Inspection
  • New Construction Inspection
  • 11-Month Warranty Inspection
  • WDI / Termite Inspection
  • Radon Testing

Pricing for Malvern

Home Inspection
Full inspection + 24-hour report
From $375

Every home is different. Call Bob for your specific quote — he'll give you an honest number on the spot.

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"24-hour report. You always get Bob. My name is on every inspection I do."
InterNACHI Certified • 20+ Years Experience • No Conflict of Interest
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Why Choose Bob

Why do Malvern homeowners choose All Seasons?

01

You Always Get Bob

When you hire All Seasons, Bob personally oversees your inspection — start to finish. No corporate dispatch, no unknown inspector. You know exactly who's walking through your Malvern home.

02

InterNACHI Certified

InterNACHI Certified Professional Inspector with 20+ years of specialized expertise in Chester County's 1920s–1990s housing stock.

03

24-Hour Reports

Your detailed, photo-rich inspection report delivered the same day. No waiting — so you can make decisions within your contract timeline.

04

Early to mid-20th century Expertise

Bob has deep experience with 1920s–1940s construction — homes built with real craftsmanship but aging infrastructure. He knows the common failure points: clay laterals, layered electrical upgrades, oil-to-gas conversions, and plaster moisture issues that other inspectors miss.

From the Blog

What should Malvern homebuyers know about inspections?

How to Evaluate a Home Inspector

Read More →

Pre-Listing Inspection Guide

Read More →

Get in Touch

How do I schedule a home inspection in Malvern?

Same-week appointments available throughout the Philadelphia region.

Serving Philadelphia, Montgomery, Bucks, Chester & Delaware Counties. All major credit cards accepted.

Tell Us About Your Property

Bob returns every call within 24 hours. Inspections typically scheduled within the week. No spam, no email lists.

Common Questions

What are common home inspection questions in Malvern?

Questions buyers and sellers in Malvern ask us most often — answered directly.

Home inspections in Malvern start at $375. Final pricing depends on square footage, property age, number of outbuildings, and whether add-on services (radon, sewer scope, termite, mold air sampling) are bundled. Call Bob directly at 610-348-6728 — he gives honest per-property quotes on the first call, not a menu price list.
Every Malvern inspection is run against ASHI and InterNACHI standards and covers foundation and structural systems, electrical panel and accessible wiring, plumbing supply and waste lines, HVAC equipment and distribution, roof and attic, exterior envelope and grading, interior finishes, windows and doors, and insulation and ventilation. You receive a photo-documented digital report within 24 hours.
Most Malvern inspections run 2-3 hours on-site depending on square footage and property age. Bob encourages buyers to attend — the in-person walk-through at the end is where the report becomes useful, not just something you read later.
Every home inspection in Malvern is performed in person by Bob Klebanoff — the same licensed InterNACHI- and ASHI-certified inspector who shows up to every appointment. No rotating technicians, no subcontractors, no handing the job off once you book. Findings are documented with photographs and a plain-language repair-cost range, sorted into immediate safety concerns versus planned-maintenance items, so you can decide whether to negotiate, accept, or walk. Nothing gets buried in jargon.
Yes, and this is the single biggest buyer concern on Chester County new construction from that era. Barrier-EIFS installations on 1990s-and-2000s Lochwood, Duportail Hills, and comparable Willistown subdivisions routinely fail at window and door flashings, at kickout diverters, and wherever a deck ledger was attached. Bob does a moisture-probe assessment at the high-risk penetrations and flags any elevated readings for a specialty EIFS-certified follow-up before closing. Full third-party EIFS inspection is a separate specialty; Bob tells clients when the finding warrants that escalation and when a localized repair is the right call.
Yes. Corporate-relocation buyers moving into the Great Valley Corporate Center typically have a fixed window from the relocation package, and the inspection has to land inside it. Bob schedules inspections in Malvern within the week in most cases and delivers the full digital report with photos within 24 hours of the visit so the relocation coordinator, the buyer agent, and the attorney all have the document in hand for negotiation. Call 610-348-6728 and Bob will work the date backward from your closing.
It depends on the street, not the mailing address. A 19355 ZIP covers all three jurisdictions, and the three keep separate building, zoning, and code files. A borough property on Warren Avenue is Malvern Borough at Borough Hall; a Lochwood or Duportail Hills home is Willistown Township; a property north of Route 30 near the corporate center is often East Whiteland. Bob flags which jurisdiction holds the permit history so buyers pulling records know where to go. Missing permits on a finished basement, a rear addition, or a third-floor conversion is a common finding and worth catching before closing.
Great Valley SD covers Malvern Borough, Willistown Township, and East Whiteland Township, with Great Valley High School and General Wayne Elementary as the anchor schools. Families closing to land before the August cutoff or the school-year break typically want inspection completed and negotiated inside a two-to-three-week window. Bob schedules around that calendar when he can and keeps the report turnaround at 24 hours so attorneys and agents are not waiting. Call 610-348-6728 to book the date.
Yes, and anyone buying on King Street or the surrounding blocks should know about them before the inspection. Malvern Borough has historic-preservation standards that cover visible exterior work on properties in the historic core — roof replacement material, window replacement, cornice and trim repair, masonry repointing. Bob flags items in the report that are likely to trigger a preservation review so buyers can plan the follow-up with the borough before committing to a specific repair scope. It does not change what Bob inspects, only how the repair path looks.
Yes. On rural and semi-rural parcels in Willistown and East Whiteland, homes that were originally heated with oil or propane and converted to natural gas often left the underground tank in the ground. Bob looks for ground-level fill caps, vent pipes, or suspicious patches of turf and flags anything that suggests an abandoned tank. If the history is unclear he recommends a dedicated tank sweep by a licensed company before closing, the same way he handles buried-oil-tank history on Main Line parcels.
On the borough core Victorian singles and twins, the pattern is classic pre-1920 Chester County stock. Bob checks the original slate roof for remaining life — flashing, nail condition, and copper-work wear the fastest — opens every accessible panel for knob-and-tube in third-floor former servant spaces, inspects cast-iron waste stacks at the basement-to-first-floor joints where pinholing shows up first, and flags clay sewer laterals for a pre-closing scope. Plaster-over-lath moisture behind intact-looking walls and abandoned gas-light piping in plaster are both on the checklist as well.
Spray-foam-attic retrofits became common on Malvern subdivision homes in the late 2010s, and a portion of those early installs have moisture implications the first wave of installers underestimated. Bob checks the attic for the telltale signs of a sealed-envelope HVAC mismatch — condensation on ductwork, sheathing staining at the ridge, musty odors — and flags any install where the mechanical system was not rebalanced to match the tightened envelope. The finding goes in the report with photos and a plain-language explanation of what the remediation path looks like.
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